Matthew 20:27

Even as the Son of man came not to be served,

Matthew 18:4

Whosoever therefore shall humble himself as this little child, he is greatest in the kingdom of heaven.

Mark 9:33-35

And he came to Capernaum. And being in the house, he asked them, What was it ye disputed among yourselves by the way?

Luke 22:26

But ye shall not be so: but he that is greatest among you, let him be as the younger, and he that is chief as he that serveth.

Acts 20:34-35

Yea, you yourselves know, that these hands have ministred to my necessities, and to them that were with me.

Romans 1:14

I am a debtor both to the Greeks and the barbarians, both to the wise and to the unwise.

1 Corinthians 9:19-23

For though I am free from all men, I made myself the servant of all, that I might gain the more.

2 Corinthians 4:5

For we preach not ourselves, but Christ Jesus the Lord, and ourselves your servants for Jesus' sake.

2 Corinthians 11:5

But I suppose that I fall nothing short of the very chief apostles.

2 Corinthians 11:23-27

Are they ministers of Christ? (I speak foolishly) I more: in labours more abundantly, in stripes more exceedingly, in prisons more abundantly, in deaths often.

2 Corinthians 12:15

And I will most gladly spend, and be spent for your souls, though the more abundantly I love you, the less I am loved.

Treasury of Scripture Knowledge

Summary

And whosoever will be chief among you, let him be your servant:

Bible References

General references

Matthew 23:11
But he that is greatest among you shall be your servant.
Luke 22:25
And he said to them, The kings of the Gentiles lord it over them, and they that exercise authority upon them have the title of benefactors.
Philippians 2:5
Let this mind be in you, which was also in Christ Jesus,