[Elsie]

The Catechism of the Catholic Church admits that private confession first came on the scene in the seventh century:

PFFFT!

That was then; this is now!

[aMorePerfectUnion]

“The Catechism of the Catholic Church admits that private confession first came on the scene in the seventh century:”

Like a great many Roman practices, this came later, now is read back into Scripture, and is called Apostles tradition.