Behold, God will not cast away a perfect man - This is another of the maxims of the ancients, which Bildad produces: "As sure as he will punish and root out the wicked, so surely will he defend and save the righteous."

God

Job 4:7 Remember, I pray you, who ever perished, being innocent? or where were the righteous cut off?

Job 9:22 This is one thing, therefore I said it, He destroys the perfect and the wicked.

Psalm 37:24,37 Though he fall, he shall not be utterly cast down: for the LORD upholds him with his hand...

Psalm 94:14 For the LORD will not cast off his people, neither will he forsake his inheritance.

help the evil doers. Heb. take the ungodly by the hand

Isaiah 45:1 Thus said the LORD to his anointed, to Cyrus, whose right hand I have held, to subdue nations before him...

The Hebrew Sages and their Proverbs
[Sidenote: Role of the sages in Israel's life] In the days of Jeremiah and Ezekiel (Jer. xviii. 18; Ezek. vii. 26) three distinct classes of religious teachers were recognized by the people: the prophets, the priests, and the wise men or sages. From their lips and pens have come practically all the writings of the Old Testament. Of these three classes the wise men or sages are far less prominent or well known. They wrote no history of Israel, they preached no public sermons, nor do they appear …
Charles Foster Kent—The Origin & Permanent Value of the Old Testament