29 Also at that time I will pour out my Spirit upon men and women servants.
Joel 2:29 Cross References - ISV
1 Corinthians 12:13
13 For by one Spirit all of us—Jews and Greeks, slaves and free—were baptized into one body and were all privileged to drink from one Spirit.
Galatians 3:28
28 Because all of you are one in the Messiah Jesus, a person is no longer a Jew or a Greek, a slave or a free person, a male or a female.
Colossians 3:11
11 In him there is no Greek or Jew, circumcised or uncircumcised, barbarian, Scythian, slave, or free person. Instead, the Messiah is all and in all.