en_tn_condensed/1pe/05/13.md

The woman who is in Babylon

Here "The woman" probably refers to the group of believers who live in "Babylon." Possible meanings for "Babylon" are 1) it is a symbol for the city of Rome, 2) it is a symbol for anywhere that Christians are suffering, or 3) it refers literally to the city of Babylon. It most likely refers to the city of Rome because the Romans were persecuting the Christians.

who is chosen together with you

"whom God has chosen as he has chosen you"

my son

"my spiritual son" or "who is like a son to me"