Matthew 20:27

and whoever wants to be first among you must be your slave;

Matthew 18:4

Whoever humbles himself like this child, he is the greatest in the Realm of heaven;

Mark 9:33-35

Then they reached Capharnahum. And when he was indoors he asked them, "What were you arguing about on the road?"

Luke 22:26

not so with you. He who is greatest among you must be like the youngest, and he who is chief like a servant.

Acts 20:34-35

you know yourselves how these hands of mine provided everything for my own needs and for my companions.

Romans 1:14

To Greeks and to barbarians, to wise and to foolish alike, I owe a duty.

1 Corinthians 9:19-23

Why, free as I am from all, I have made myself the slave of all, to win over as many as I could.

2 Corinthians 4:5

(It is Christ Jesus as Lord, not myself, that I proclaim; I am simply a servant of yours for Jesus' sake.)

2 Corinthians 11:5

I hold I am not one whit inferior to these precious 'apostles'!

2 Corinthians 11:23-27

Ministers of Christ? yes perhaps, but not as much as I am (I am mad to talk like this!), with all my labours, with all my lashes, with all my time in prison ??a record longer far than theirs. I have been often at the point of death;

2 Corinthians 12:15

And for your souls I will gladly spend my all and be spent myself. Am I to be loved the less because I love you more than others?

Treasury of Scripture Knowledge

Summary

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

Bible References

General references

Matthew 23:11
He who is greatest among you must be your servant.
Luke 22:25
But Jesus said to them, "The kings of the Gentiles rule over them, and their authorities take the name of 'Benefactor':
Philippians 2:5
Treat one another with the same spirit as you experience in Christ Jesus.