A Topic of Moral Theology

Mortal and Venial Sin

The conditions of grave matter, full knowledge, and full consent, and the effects of each kind of sin.

Within this topic

Also asked about as…

grave sin · serious sin · what makes a sin mortal (ed.)

In the index as Sin · Mortal sin · Venial sin (Veniale peccatum) · Sins · Advertence (Advertentia) · Consent (Consensus) · Mortal · Gravity of sin (Gravitas peccati) · Venial · Concerning mortal sin · Deliberation (Deliberatio) · Tomus II. On the Prima Secundae · Venial sins · Contempt · Malice · Matter (Materia) · *Parvitas materiae* · Augustine, St. · Aversion from God · Concerning venial sin · Confessor · Danger · God · Grace

In the manuals

Summa of Moral Theology (Summa Theologiae Moralis)

Noldin, Summa of Moral Theology, On the Principles of Moral…, Book Sixth. On Sins., Question Second. On the Di…, Article First. On the Theological Distinction of Sins., nn. 291, 292, 293, 294, 295, 296, 297, 298, 299 & 300 (10 passages — hover a number to read it)

A Manual of Moral Theology for English-Speaking Countries

Vol. I, Bk. IV, Pt. I, Chapter II. The Gravity of Sin, nn. 1, 2, 3, 4, 5, 6 & 7 (7 passages — hover a number to read it)

Manual of Moral Theology (Manuale Theologiae Moralis)

Vol. I, Bk. I, Tr. II, Diss. II, Pt. II, Sect. III, Ch. I, Art. II, § III. On the Unequal Gravity of Sins, nn. ¶1, 256 & 257 (3 passages — hover a number to read it)

Vol. I, Bk. I, Tr. II, Diss. II, Pt. II, Sect. III, Ch. II, Art. II, § I. On Mortal Sin, nn. 277, 278, 279, 280, 281 & 282 (6 passages — hover a number to read it)

Vol. I, Bk. I, Tr. II, Diss. II, Pt. II, Sect. III, Ch. II, Art. II, § I, Scholion. On Mortal Sin by Accident, n. 283 — Mortal sin by accident is had when a sin venial in itself becomes mortal from an added circumstance. Now a sin venial in itself, and likewise an act indifferent in itself, can become mortal: I. From invincible erroneous … Read in context →

Vol. I, Bk. I, Tr. II, Diss. II, Pt. II, Sect. III, Ch. II, Art. II, § II. On Venial Sin, nn. 284, 285, 286, 287 & 288 (5 passages — hover a number to read it)

Vol. I, Bk. I, Tr. II, Diss. II, Pt. II, Sect. III, Ch. II, Art. II, § II, Scholion I. On Venial Sin by Accident, n. 289 — I. A sin mortal in itself becomes venial by accident: 1. From invincible erroneous conscience, as if someone holds the theft of a grave thing to be venial. 2. From defect of perfect consent (St. Thomas, I-II, q. 88, a. 6… Read in context →

Institutions of Moral Theology (Institutiones Theologiae Moralis)

Vol. I, On Sins and Virtues, IV. On the Gravity of Sin, nn. 311, 312, 313, 314, 315, 316, 317, 318 & 319 (9 passages — hover a number to read it)

Compendium of Moral Theology of Fr. John Peter Gury, S.J., with the Notes of Antonio Ballerini, S.J.

Vol. I, Treatise On Sins, Part One. On Sins in Gener…, Gravity, and Distinction o…, Ch. II, Especially on Mortal and Venial Sin, nn. 146, 147, 148, 149, 150, 151, 152, 153, 154, 155 & 156 (50 passages — hover a number to read it)

Synopsis of Moral and Pastoral Theology

Vol. II, Fundamental Moral Theology…, On Sins and Vices, nn. 449–467 & 472–486 (34 passages)

A Handbook of Moral Theology (Koch–Preuss)

Vol. II, Pt. I, Ch. I, Section 2: Mortal and Venial Sins, nn. ¶1, ¶2, ¶3, ¶4, ¶5, ¶6, ¶7, ¶8, ¶9, ¶10, ¶11, ¶13, ¶14, ¶15, ¶16, ¶17, ¶18, ¶19, ¶20, ¶21, ¶22, ¶23 & ¶24 (23 passages — hover a number to read it)

Vol. II, Pt. I, Ch. I, Section 3: Distinctive Characteristics of Mortal and Venial Sin, nn. ¶1, ¶2, ¶3, ¶4, ¶5, ¶6, ¶7, ¶8, ¶9, ¶10, ¶11 & ¶12 (12 passages — hover a number to read it)

Theologia Moralis: Principles — Responses — Counsels

Vol. I, Tr. V, Chapter III: On Venial Sin, nn. ¶1, ¶2, 412, 413, 414, 415, 416, 417, 418, 419, 419 bis, 419 ter, 420 & 421 (14 passages — hover a number to read it)

Manuale Theologiae Moralis

Vol. I, Pt. I, Tract V. On Sins In General, Ch. II, Article II. On Mortal Sin, nn. 361, 362, 363, 364, 365 & 366 (6 passages — hover a number to read it)

Vol. I, Pt. I, Tract V. On Sins In General, Ch. II, Article III. On Venial Sin, nn. 367, 368, 369, 370, 371 & 372 (6 passages — hover a number to read it)

Institutiones Morales Alphonsianae

Vol. I, Part First: On the First P…, Tr. IV, Chapter III: On the Gravity of Sins, nn. ¶1, ¶2, ¶333 & ¶334 (4 passages — hover a number to read it)

Vol. I, Part First: On the First P…, Tr. IV, Ch. III, Article I: On Mortal Sin, nn. ¶335, ¶336, ¶337, ¶338, ¶1, ¶2 & ¶339 (7 passages — hover a number to read it)

Vol. I, Part First: On the First P…, Tr. IV, Ch. III, Article II: On Venial Sin, nn. ¶340, ¶341, ¶342, ¶343, ¶1, ¶2 & ¶344 (7 passages — hover a number to read it)

Theologia Moralis Sancti Alphonsi: Reduced into a Compendium

Vol. I, TREATISE ON SINS, PART FIRST: ON SINS IN GEN…, OR ON THE NATURE, GRAVITY, AND DISTINCTION OF SINS, Ch. II, ESPECIALLY ON MORTAL AND VENIAL SIN, nn. ¶200, ¶201, ¶202, ¶203, ¶204, ¶205, ¶206 & ¶207 (8 passages — hover a number to read it)

Summa Theologiae Moralis

Vol. I, General Moral Theology, Treatise: On Sins in General, Third Part: On the Effects…, Fourth Question: On Mortal…, Article I: On the Difference Between Mortal and Venial Sin, nn. ¶1, 530, 531, 532 & 533 (23 passages — hover a number to read it)

Vol. I, General Moral Theology, Treatise: On Sins in General, Third Part: On the Effects…, Fourth Question: On Mortal…, Article II: On the Gravity of Mortal Sin, nn. ¶1, 534, 535, 536 & 537 (31 passages — hover a number to read it)

Vol. I, General Moral Theology, Treatise: On Sins in General, Third Part: On the Effects…, Fourth Question: On Mortal…, Article IV: On the Division of Mortal and Venial Sin, nn. ¶1, 543, 544, 545 & 546 (15 passages — hover a number to read it)

Vol. I, General Moral Theology, Treatise: On Sins in General, Third Part: On the Effects…, Fourth Question: On Mortal…, Article VI: On Venial Sin in Itself, nn. ¶1, 551, 552, 553, 554 & 555 (14 passages — hover a number to read it)

Compendium of Moral Theology

Vol. I, Tr. IV, Pt. I, Chapter II. On the Gravity of Sin, nn. 127, 128, 128, Q. 2, 128, Q. 3, 128, Q. 4, 128, Q. 5, 128, Q. 6 & 128, Q. 7 (8 passages — hover a number to read it)

Summa Summae S. Thomae (Billuart)

Billuart, Summa Summae, Tomus II. On the Prima Sec…, On Sins, On Mortal and Venial Sin, Whether there is venial sin distinct from mortal by its own nature?, nn. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 & 11 (11 passages — hover a number to read it)

Billuart, Summa Summae, Tomus II. On the Prima Sec…, On Sins, On Mortal and Venial Sin, In what, and how, mortal and venial sin differ from one another?, nn. 1, 2, 3, 4, 5, 6, 7, 8, 9 & 10 (10 passages — hover a number to read it)

Billuart, Summa Summae, Tomus II. On the Prima Sec…, On Sins, On Mortal and Venial Sin, What is the last end of the one sinning mortally, and of the one sinning venially?, nn. 1, 2, 3, 4, 5, 6, 7, 8, 9 & 10 (10 passages — hover a number to read it)

Billuart, Summa Summae, Tomus II. On the Prima Sec…, On Sins, On Mortal and Venial Sin, Whether mortal sin, as an offense, is of simply infinite gravity?, nn. 1, 2, 3, 4, 5, 6, 7 & 8 (8 passages — hover a number to read it)

Billuart, Summa Summae, Tomus II. On the Prima Sec…, On Sins, On Mortal and Venial Sin, Whether man, in the first moral instant of the use of reason, is bound to turn himself to God; and whether venial sin can exist with original sin alone?, nn. 1, 2, 3, 4, 5, 6, 7 & 8 (8 passages — hover a number to read it)

Cases of Conscience for English-Speaking Countries, Volume I

Slater, Cases I, Sin, Case 7. The Philosophic Sin, nn. ¶1, ¶2, ¶3, ¶4, ¶5, ¶6, ¶7, ¶8, ¶9, ¶10, ¶11, ¶12 & ¶13 (13 passages — hover a number to read it)

The Catechism Explained: An Exhaustive Exposition of the Christian Religion

Pt. II, Vice and Virtue, Perfection, B. GOOD WORKS, VIRTUE, SIN, VICE, III. SIN, THE KINDS OF SIN, nn. ¶1–¶14 (14 passages)

Pt. II, Vice and Virtue, Perfection, B. GOOD WORKS, VIRTUE, SIN, VICE, III. SIN, THE COMPARATIVE MAGNITUDE OF SIN, nn. ¶1–¶35 (35 passages)

Pt. II, Vice and Virtue, Perfection, B. GOOD WORKS, VIRTUE, SIN, VICE, III. SIN, THE CONSEQUENCES OF VENIAL SIN., nn. ¶1, ¶2, ¶3, ¶4 & ¶5 (5 passages — hover a number to read it)

The Foundation of True Morality

Chapter V: Sin, nn. ¶142, ¶143, ¶144, ¶145, ¶146, ¶147, ¶148 & ¶149 (8 passages — hover a number to read it)

Moral Theology: A Complete Course (McHugh & Callan)

Vol. I, Pt. I, Q. II, Art. 3. Bad Habits, or Vices, Mortal Sin, nn. 169, 170, 171, 172, 173, 174, 175, 176, 177, 178 & 179 (11 passages — hover a number to read it)

Vol. I, Pt. I, Q. II, Art. 3. Bad Habits, or Vices, Venial Sin, nn. 180, 181, 182, 183 & 184 (5 passages — hover a number to read it)

Vol. II, Pt. II, Q. II, Art. 1. The Virtue of Prud…, Subjective Parts, nn. 1639, 1640, 1641, 1642, 1643, 1644 & 1645 (7 passages — hover a number to read it)

Vol. II, Pt. II, Q. II, Art. 4. The Vices Opposed …, Theft and Robbery, nn. 1899 & 1900 (2 passages — hover a number to read it)

Treated under the broader heading Sin — Bucceroni, Moral Enchiridion (4th ed., 1905) · Bucceroni, Cases of Conscience · Vermeersch, On Forbidden Books · Merkelbach, Pastoral Questions — these works do not divide the matter as finely as we do here, so their treatment stands one heading up (ed.)