Acts 2:18
And even on my male slaves and on my female slaves I will pour out my Spirit in those days, and they will prophesy.
Acts 21:10
And [while we] were staying [there] many days, a certain prophet {named} Agabus came down from Judea.
1 Corinthians 7:21-22
Were you called [while] a slave? Do not let it be a concern to you. But if indeed you are able to become free, rather make use of [it].
Galatians 3:28
There is neither Jew nor Greek, there is neither slave nor free, there is neither male and female, for you are all one in Christ Jesus.
Colossians 3:11
where there is neither Greek nor Jew, circumcision nor uncircumcision, barbarian, Scythian, slave, [or] free, but Christ [is] all, and in all.