Romans 12:3
For by the grace given to me I say to every one among you not to think of himself more highly than he ought to think, but to think with sober judgment, each according to the measure of faith which God has assigned him.
Romans 12:10
Be devoted to one another in brotherly love; outdo one another in showing honor.
Philippians 2:3
Do nothing from selfishness or empty conceit, but in humility consider others better than yourselves.
Philippians 2:14
Do all things without grumbling or arguing,
1 Peter 5:5
Likewise you that are younger men be subject to the elders. Clothe yourselves, all of you, with humility toward one another, for "God opposes the proud, but gives grace to the humble."