Matthew 20:27

and whoever may will among you to be first, let him be your servant;

Matthew 18:4

whoever then may humble himself as this child, he is the greater in the reign of the heavens.

Mark 9:33-35

And he came to Capernaum, and being in the house, he was questioning them, 'What were ye reasoning in the way among yourselves?'

Luke 22:26

but ye are not so, but he who is greater among you -- let him be as the younger; and he who is leading, as he who is ministering;

Acts 20:34-35

and ye yourselves know that to my necessities, and to those who were with me, minister did these hands;

Romans 1:14

Both to Greeks and to foreigners, both to wise and to thoughtless, I am a debtor,

1 Corinthians 9:19-23

for being free from all men, to all men I made myself servant, that the more I might gain;

2 Corinthians 4:5

for not ourselves do we preach, but Christ Jesus -- Lord, and ourselves your servants because of Jesus;

2 Corinthians 11:5

for I reckon that I have been nothing behind the very chiefest apostles,

2 Corinthians 11:23-27

ministrants of Christ are they? -- as beside myself I speak -- I more; in labours more abundantly, in stripes above measure, in prisons more frequently, in deaths many times;

2 Corinthians 12:15

and I most gladly will spend and be entirely spent for your souls, even if, more abundantly loving you, 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
And the greater of you shall be your ministrant,
Luke 22:25
And he said to them, 'The kings of the nations do exercise lordship over them, and those exercising authority upon them are called benefactors;
Philippians 2:5
For, let this mind be in you that is also in Christ Jesus,