Galatians 5:19-20 The acts of the sinful nature are obvious: . . . selfish ambition, dissensions, factions . . .

Philippians 2:3 Do nothing out of selfish ambition or vain conceit, but in humility consider others better than yourselves.

James 3:14 But if you harbor bitter envy and selfish ambition in your hearts, do not boast about it or deny the truth.

James 3:16 For where you have envy and selfish ambition, there you find disorder and every evil practice.

(NIV)

Other Scriptures

Mark 10:42 You know that they who are recognized as rulers over the nations lord it over them, and their great ones exercise authority over them. But it shall not be so among you, but whoever wants to become great among you shall be your servant.

Proverbs 25:27  . . . nor is it honorable to seek one’s own honor.

Romans 12:10  . . . be tenderly affectionate to one another; in honor preferring one another

Galatians 5:26 Let’s not become conceited, provoking one another, and envying one another.

Ephesians 5:21 subjecting yourselves to one another in the fear of Christ.

Philippians 2:4-8 each of you not just looking to his own things, but each of you also to the things of others. Have this in your mind, which was also in Christ Jesus, who, existing in the form of God, didn’t consider equality with God a thing to be grasped, but emptied himself, taking the form of a servant, being made in the likeness of men. And being found in human form, he humbled himself, becoming obedient to the point of death, yes, the death of the cross.

1 Peter 5:5  . . . all of you clothe yourselves with humility, to subject yourselves to one another

Remember also that the first sin was to try to become like gods/God (Genesis 3:5).