Baptism: Unity of the Church Effected By
Source: TTT
1 Corinthians 12:13
For in one Spirit we were all baptized into one body, whether Jews or Greeks, slave or free, and we were all given one Spirit to drink.
Galatians 3:27, 28
For all of you who were baptized into Christ have clothed yourselves with Christ. / There is neither Jew nor Greek, slave nor free, male nor female, for you are all one in Christ Jesus.