You see the expression very often, but it is not found in Scripture.

But tell me exactly what your difficulty is." "Why," said she, "my husband has just stated it.

People tell us the Bible says, 'He that believeth, and is baptized, shall be saved.' So they insist that no one should be baptized who is not old enough to believe." I told her that I could remove her difficulty in very few words.
"Suppose," said I, "that Abraham is preaching to full-grown men in Canaan, and is trying to proselyte them from their idolatry to the worship of God.

He would say to them, 'Believe and be circumcised,' would he not?
for God ordained that certain proselytes should be circumcised." "Yes, sir," said two or three voices at once.
"Well, then," said I, "must it follow that children could not be circumcised because Abraham said to men, 'Believe and be circumcised'?
How will that reasoning answer?
Is it true?
No.

Little Isaac refuted it, for he was circumcised even when his father was saying to his pagan neighbors, 'Believe and be circumcised.'" "True enough, all who believed, in Christ's day and the apostles', needed to be baptized, because they were not children, but were grown up, when Christian baptism began.