My defense is with God, who saves the upright in heart.
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Augustine of Hippo
AD 430
10. "My righteous help is from the Lord, who maketh whole the upright in heart" (ver. 10). The offices of medicine are twofold, on the curing infirmity, the other the preserving health. According to the first it was said in the preceding Psalm, "Have mercy on me, O Lord, for I am weak;" according to the second it is said in this Psalm, "If there be iniquity in my hands, if I have repaid them that recompense me evil, may I therefore fall by my enemies empty." For there the weak prays that he may be delivered, here one already whole that he may not change for the worse. According to the one it is there said, "Make me whole for Thy mercy's sake;"according to this other it is here said, "Judge me,O Lord, according to my righteousness." For there he asks for a remedy to escape from disease; but here for protection from falling into disease. According to the former it is said, "Make me whole, O Lord, according to Thymercy:" according to the latter it is said, "My righteous help is from the L...
Just. This epithet refers to God, in Hebrew. Septuagint might easily explain it of help, before the words and verses were divided: (Haydock) yet it is still taken in the former sense, in some Greek and Latin copies. The wicked shall be frustrated in their designs, though they may succeed for a time, (Calmet) consumetur, (Symmachus; Haydock) or rather let their ruin be determined on, 1 Kings xxv. 17. (Calmet)