Acts 2:18
And on my servants and on my handmaidens I will pour out (a portion from) (some of) my Spirit in those days and they will prophesy: (Joel 2:28)
Acts 21:10
As we stayed there several days, a prophet came from Judea, named Agabus.
1 Corinthians 7:21-22
Were you called being a slave? Do not let it worry you. But if you can become free, do so.
Galatians 3:28
There is neither Jew nor Greek, there is neither slave nor free man, there is neither male nor female, for you are all one (united) in Christ Jesus. (John 17:21) (Ephesians 4:4-6)
Colossians 3:11
There is no distinction between Greek and Jew, circumcision and uncircumcision, barbarian, Scythian, bondman, freeman; but Christ is all and in all.