ASV: and being fully assured that what he had promised, he was able also to perform.
BBE: And being certain that God was able to keep his word.
DBY: and being fully persuaded that what he has promised he is able also to do;
KJV: And being fully persuaded that, what he had promised, he was able also to perform.
WEY: and being absolutely certain that whatever promise He is bound by He is able also to make good.
WBS: And being fully persuaded, that what he had promised, he was able also to perform.
WEB: and being fully assured that what he had promised, he was able also to perform.
YLT: and having been fully persuaded that what He hath promised He is able also to do:
