Solomon
Proverbs 11:6ESV·traditional attribution

The righteousness of the upright delivers them, but the treacherous are taken captive by their lust.

Matthew Henry Presbyterian @wholebiblehenry

These two verses are, in effect, the same, and both to the same purport with Pro 11:3. For the truths are here of such certainty and weight that they cannot be too often inculcated. Let us govern ourselves by these principles. I. That the ways of religion are plain and safe, and in them we may enjoy a holy security. A living principle of honesty and grace will be, 1.

Commenting on Proverbs 11:5-6

John Gill Reformed Baptist @doctorgill

The righteousness of the upright shall deliver them,.... From death, as in Pro 11:4; and from falling by sin, totally and finally; or into it, so as to perish eternally; as well as it shall deliver those out of Babylon, who are the Lord's people, that will be found therein when that is about to fall; see Rev 18:4; but transgressors shall be taken in...

Jamieson-Fausset-Brown Reformed @jfbcommentary

deliver them--that is, from evil, which the wicked suffer by their own doings (Pro 5:22; Psa 9:16).