Romans 12:3
By the favor that God has shown me, I would tell every one of you not to think too highly of himself, but to think reasonably, judging himself by the degree of faith God has allowed him.
Romans 12:10
Be affectionate in your love for the brotherhood, eager to show one another honor,
Philippians 2:3
Do not act for selfish ends or from vanity, but modestly treat one another as your superiors.
Philippians 2:14
Do everything without any grumbling or disputing,
1 Peter 5:5
You younger men must show deference to the elders. And you must all clothe yourselves in humility toward one another, for God opposes the proud, but shows mercy to the humble.