Stephanas's household.

This household was baptized by Paul separately from its head, who was not baptized by Paul; this case being just the reverse of that of Crispus.
"Eight Christian families, and therefore baptized." Now comes the question of probability as to there being children in those households not capable of faith.
Begin anywhere, in any congregation, on the Sabbath, and count eight pews, the proprietors and occupants of which are the heads of families; and the chance of there being no minor children in them is almost too small to be appreciated.

Should we read, in a secular paper, that a foreign missionary had baptized eight households in a pagan village, the general belief would be that it was a missionary of some Paedobaptist denomination, and that children were baptized in those families.
I must read to you (said Dr.D.) something on the other side of this argument.

I found the following, not long since, in a deservedly popular and useful Dictionary and Repository, written and signed by a gentleman of excellent character and standing.

He says: "Infant baptism was probably introduced about the commencement of the third century, in connection with other corruptions, which even then began to prepare the way for Popery.