Psalms 73:21-23, 26
Psalms 73:21-23 NIV
When my heart was grieved and my spirit embittered, I was senseless and ignorant; I was a brute beast before you. Yet I am always with you; you hold me by my right hand.
Psalms 73:26 NIV
My flesh and my heart may fail, but God is the strength of my heart and my portion forever.