Mark 10:41
When the ten heard about this, they became indignant with James and John.

Luke 22:24-27
A dispute also arose among the disciples as to which of them should be considered the greatest. / So Jesus declared, “The kings of the Gentiles lord it over them, and those in authority over them call themselves benefactors. / But you shall not be like them. Instead, the greatest among you should be like the youngest, and the one who leads like the one who serves. ...

Matthew 18:1-4
At that time the disciples came to Jesus and asked, “Who then is the greatest in the kingdom of heaven?” / Jesus invited a little child to stand among them. / “Truly I tell you,” He said, “unless you change and become like little children, you will never enter the kingdom of heaven. ...

Mark 9:33-37
Then they came to Capernaum. While Jesus was in the house, He asked them, “What were you discussing on the way?” / But they were silent, for on the way they had been arguing about which of them was the greatest. / Sitting down, Jesus called the Twelve and said, “If anyone wants to be first, he must be the last of all and the servant of all.” ...

Luke 9:46-48
Then an argument started among the disciples as to which of them would be the greatest. / But Jesus, knowing the thoughts of their hearts, had a little child stand beside Him. / And He said to them, “Whoever welcomes this little child in My name welcomes Me, and whoever welcomes Me welcomes the One who sent Me. For whoever is the least among all of you, he is the greatest.”

John 13:12-17
When Jesus had washed their feet and put on His outer garments, He reclined with them again and asked, “Do you know what I have done for you? / You call Me Teacher and Lord, and rightly so, because I am. / So if I, your Lord and Teacher, have washed your feet, you also should wash one another’s feet. ...

Philippians 2:3-7
Do nothing out of selfish ambition or empty pride, but in humility consider others more important than yourselves. / Each of you should look not only to your own interests, but also to the interests of others. / Let this mind be in you which was also in Christ Jesus: ...

1 Peter 5:3
not lording it over those entrusted to you, but being examples to the flock.

1 Corinthians 1:10-12
I appeal to you, brothers, in the name of our Lord Jesus Christ, that all of you agree together, so that there may be no divisions among you and that you may be united in mind and conviction. / My brothers, some from Chloe’s household have informed me that there are quarrels among you. / What I mean is this: Individuals among you are saying, “I follow Paul,” “I follow Apollos,” “I follow Cephas,” or “I follow Christ.”

James 4:1-3
What causes conflicts and quarrels among you? Don’t they come from the passions at war within you? / You crave what you do not have; you kill and covet, but are unable to obtain it. You quarrel and fight. You do not have, because you do not ask. / And when you do ask, you do not receive, because you ask with wrong motives, that you may squander it on your pleasures.

Romans 12:10
Be devoted to one another in brotherly love. Outdo yourselves in honoring one another.

Ephesians 4:2-3
with all humility and gentleness, with patience, bearing with one another in love, / and with diligence to preserve the unity of the Spirit through the bond of peace.

1 Corinthians 12:25-26
so that there should be no division in the body, but that its members should have mutual concern for one another. / If one part suffers, every part suffers with it; if one part is honored, every part rejoices with it.

Galatians 5:13
For you, brothers, were called to freedom; but do not use your freedom as an opportunity for the flesh. Rather, serve one another in love.

Proverbs 13:10
Arrogance leads only to strife, but wisdom is with the well-advised.