1 Corinthians 7:22
"For he that is called in the Lord, being a servant, is the Lord’s freeman: likewise also he that is called, being free, is Christ’s servant."1 Corinthians 7:22 (KJV)
Context from 1 Corinthians 7
20
Let every man abide in the same calling wherein he was called.
21
Art thou called being a servant? care not for it: but if thou mayest be made free, use it rather.
22
For he that is called in the Lord, being a servant, is the Lord’s freeman: likewise also he that is called, being free, is Christ’s servant.
23
Ye are bought with a price; be not ye the servants of men.
24
Brethren, let every man, wherein he is called, therein abide with God.