2 Chronicles 11:16
And after the Levites left, those from all the tribes of Israel, such as set their heart to seek the Lord God of Israel...
2 Chronicles 15:13
and whoever would not seek the Lord God of Israel was to be put to death...
2 Chronicles 20:3,4
And Jehoshaphat feared, and set himself to seek the Lord...
So Judah gathered together to ask help from the Lord; and from all the cities of Judah they came to seek the Lord.
Isaiah 51:1
Listen to Me, you who follow after righteousness, You who seek the Lord:
Isaiah 55:6
Seek the Lord while He may be found,
Many have sought the Lord; man is even commanded to seek the Lord.
Genesis 7:1
Then the Lord said to Noah, “Come into the ark, you and all your household, because I have seen that you are righteous before Me in this generation.
Exodus 23:7
Keep yourself far from a false matter; do not kill the innocent and righteous.
Deuteronomy 25:1
If there is a dispute between men, and they come to court, that the judges may judge them, and they justify the righteous and condemn the wicked,
Psalm 1:5
Therefore the ungodly shall not stand in the judgment, nor sinners in the congregation of the righteous.
Psalm 1:6
For the Lord knows the way of the righteous, But the way of the ungodly shall perish.
Psalm 5:12
For You, O Lord, will bless the righteous; With favor You will surround him as with a shield.
Psalm 14:5
There they are in great fear, For God is with the generation of the righteous.
Psalm 32:11
Be glad in the Lord and rejoice, you righteous; And shout for joy, all you upright in heart!
Luke 1
5 There was in the days of Herod, the king of Judea, a certain priest named Zacharias, of the division of Abijah. His wife
was of the daughters of Aaron, and her name
was Elizabeth.
6 And they were both righteous before God, walking in all the commandments and ordinances of the Lord blameless.
Plenty of Biblical references to those who were righteous.
Plus, if ALL turned aside from God, how were any saved in the Old Testament?