Psalm 73:26 (BSB)

My flesh and my heart may fail, but God is the strength of my heart and my portion forever.

From Psalms 73. Also in the ESV.

Commentary on Psalm 73:26

• John Calvin (Reformed), Calvin's Commentaries on Psalm 73:1-28: PSALM 73 David, or whoever may have been the author of this psalm, contending as it were against the judgment of carnal sense and reason, begins by extolling the righteousness and goodness of God. He next confesses that when he saw the wicked abounding in wealth, and living in the indulgence of every kind of pleasure, yea, even scornfully mocking God, and cruelly harassing the...
• C.H. Spurgeon (Reformed Baptist), The Treasury of David on Psalm 73:26: My flesh and my heart faileth. They had failed him already, and he had almost fallen; they would fail him in the hour of death, and, if he relied upon them, they would fail him at once. But God is the strength of my heart, and my portion for ever. His God would not fail him, either as protection or a joy.
• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on Psalm 73:21-28: Behold Samson's riddle again unriddled, Out of the eater came forth meat, and out of the strong sweetness; for we have here an account of the good improvement which the psalmist made of that sore temptation with which he had been assaulted and by which he was almost overcome. He that stumbles and does not fall, by recovering himself takes so much the longer steps forward.
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on Psalm 73:26: My flesh and my heart faileth,.... Either through vehement desires of communion with God deferred, see Psa 84:2 or through afflictive dispensations of Providence, being smitten and chastened continually, Psa 73:14, or through inward trials and exercises, by reason of indwelling sin, temptations, and desertions: or rather the words are expressive of the body being emaciated by sickness and diseases; and the heart fainting through...