Luke 19:13

"And he called his ten servants, and delivered them ten pounds, and said unto them, Occupy till I come."

Cross References (ranked by relevance)

If any man serve me, let him follow me; and where I am, there shall also my servant be: if any man serve me, him will my Father honour.

2 Peter 1:1

Simon Peter, a servant and an apostle of Jesus Christ, to them that have obtained like precious faith with us through the righteousness of God and our Saviour Jesus Christ:

James 1:1

James, a servant of God and of the Lord Jesus Christ, to the twelve tribes which are scattered abroad, greeting.

Galatians 1:10

For do I now persuade men, or God? or do I seek to please men? for if I yet pleased men, I should not be the servant of Christ.