Iron is sharpened by iron: so doth a man sharpen himself on the countenance of his friend.

Provérbios 27:17

A friend loveth at all times, and as a brother is he born for the time of distress.

Provérbios 17:17

Thou shalt not hate thy brother in thy heart: thou shalt indeed rebuke thy neighbor, and not bear sin on account of him.

Levítico 19:17

Thy own friend, and thy father’s friend, thou must not forsake; but into thy brother’s house enter not on the day of thy calamity: better is a near neighbor than a distant brother.

Provérbios 27:10

A man’s many companions are hurtful to him; but there is many a friend that cleaveth closer than a brother.

Provérbios 18:24