Luke 1:74-75
"That he we should be delivered out of the Hand of our enemies, And should serve him without fear,
Romans 6:14
For sin shall not lord it over you; for you are not under the rule of law, but under the rule of grace.
Romans 6:17-18
But God be thanked that you who were once the slaves of sin have obeyed from your hearts that type of teaching to which you were appointed;
Romans 6:22
But now that you have been set free from sin and become slaves of God, the harvest-fruit which you are reaping tends to produce holiness, and it ends is life eternal.
1 Corinthians 7:22-23
For the slave who has been called in the Lord is the Lord's freedman; and in the same way, the free man who is called is Christ's slave.
1 Corinthians 9:19
Though free from all men, I make myself the slave of all, that I may win the more.
1 Corinthians 9:21
to those outside the Law, as one outside the Law, to win those outside the Law (though I am not outside the law of God, but inside the law of Christ).
Galatians 5:13
For you, brothers, were called for freedom; only do not make your freedom an excuse for self-indulgence, but in love enslave yourselves to one another.