Matthew 20:27

And whoever would like to be first [in prominence] among you will be your slave.

Matthew 18:4

Therefore, the person who will humble himself, as this little child, is the most important person in the kingdom of heaven.

Mark 9:33-35

Then Jesus and His disciples came to Capernaum [Note: This city on the northwest shore of Lake Galilee had become sort of a headquarters for Jesus when He was in this region]. When He [and His disciples] entered a house He asked them, "What were you discussing on the way here?"

Luke 22:26

But it will not be that way among you, for the person who is the most important among you should become [like] the youngest [i.e., least important]. And the person who is the leader should become like the servant.

Acts 20:34-35

You [also] know that I worked with my own hands to provide not only my own needs, but the needs of those who were with me.

Romans 1:14

I have a debt to pay [i.e., an obligation to preach] to Greeks and heathens; to the educated and to the ignorant.

1 Corinthians 9:19-23

For although I am free from [being accountable to] all people, I placed myself under obligation to them [as a slave], so as to win as many as possible [to Christ].

2 Corinthians 4:5

For we do not preach ourselves, but [we preach] Christ Jesus as Lord, and ourselves as your slaves for Jesus' sake.

2 Corinthians 11:5

For I consider myself not to be one bit inferior to those "super apostles." [Note: Paul is referring to his opponents there in Corinth who claimed apostolic authority].

2 Corinthians 11:23-27

Are they servants of Christ? (I am really talking like a crazy person now). I am more [of a servant, than they are]. I have worked much harder. I have been in prison more often. I have been flogged more severely. I have been in danger of death more frequently.

2 Corinthians 12:15

So, I will most gladly spend [all I have], and [even] spend myself for the sake of your souls. If I love you so much, should you love me less [than that]?

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 the greatest person among you will be your servant.
Luke 22:25
And Jesus said to them, "The kings of the [unconverted] Gentiles lord it over their own people, and those who domineer over them are called 'Benefactors' [Note: This was a title used by Greek kings in Egypt and Syria].
Philippians 2:5
You should think about things the way Christ Jesus did.