“and being fully assured that what he had promised, he was also able to perform.”
Romans 4:21 (WEB)
Context Reading
19Without being weakened in faith, he didn’t consider his own body, already having been worn out, (he being about a hundred years old), and the deadness of Sarah’s womb. 20Yet, looking to the promise of God, he didn’t waver through unbelief, but grew strong through faith, giving glory to God, 21and being fully assured that what he had promised, he was also able to perform. 22Therefore it also was “credited to him for righteousness.” 23Now it was not written that it was accounted to him for his sake alone,