Part — Wouters, Manual of Moral Theology
Dissertation I. On Baptism Considered in Itself
50.
Baptism is a sacrament by which man is spiritually regenerated through the washing of the body with water, done by another, under the express invocation of the individual Persons of the Most Holy Trinity. With this summary notion premised, we shall treat first of the existence, then of the essence, then of the effects, and finally of the necessity of Baptism.