Albert Barnes' Notes on the Whole Bible - Romans 4:21
And being fully persuaded - Thoroughly or entirely convinced; Luke 1:1; Romans 14:5; 2 Timothy 4:5, 2 Timothy 4:17.He was able - Compare Genesis 18:14. This was not the only time in which Abraham evinced this confidence. His faith was equally implicit and strong when he was commanded to sacrifice his promised son; Hebrews 11:19. read more
The Pulpit Commentary - Romans 4:21
Promise and performance. How condescendingly and graciously does our heavenly Father deign to communicate with his children! What proofs does he give of his interest in us, his sympathy with us! No better illustration of this can be found than in the promises of the holy Word. Stooping, as it were, to our level, God addresses to us not merely precepts to direct our conduct, but promises to sustain our courage and to animate our hope. Exceeding great and precious are the Divine promises... read more