Proverbs 13:20
"He that walketh with wise men shall be wise: but a companion of fools shall be destroyed."
Cross References (ranked by relevance)
The ear that heareth the reproof of life abideth among the wise.
Forsake the foolish, and live; and go in the way of understanding.
And I heard another voice from heaven, saying, Come out of her, my people, that ye be not partakers of her sins, and that ye receive not of her plagues.
I am a companion of all them that fear thee, and of them that keep thy precepts.
Then they that feared the LORD spake often one to another: and the LORD hearkened, and heard it, and a book of remembrance was written before him for them that feared the LORD, and that thought upon his name.
And let us consider one another to provoke unto love and to good works:
And they continued stedfastly in the apostles’ doctrine and fellowship, and in breaking of bread, and in prayers.
But he forsook the counsel of the old men, which they had given him, and consulted with the young men that were grown up with him, and which stood before him:
And the young men that were grown up with him spake unto him, saying, Thus shalt thou speak unto this people that spake unto thee, saying, Thy father made our yoke heavy, but make thou it lighter unto us; thus shalt thou say unto them, My little finger shall be thicker than my father’s loins.
And they took Lot, Abram’s brother’s son, who dwelt in Sodom, and his goods, and departed.
Her house is the way to hell, going down to the chambers of death.
And Jehu the son of Hanani the seer went out to meet him, and said to king Jehoshaphat, Shouldest thou help the ungodly, and love them that hate the LORD? therefore is wrath upon thee from before the LORD.
And he said unto Jehoshaphat, Wilt thou go with me to battle to Ramothgilead? And Jehoshaphat said to the king of Israel, I am as thou art, my people as thy people, my horses as thy horses.
And it came to pass, when the captains of the chariots saw Jehoshaphat, that they said, Surely it is the king of Israel. And they turned aside to fight against him: and Jehoshaphat cried out.