ASV: And this is the promise which he promised us, even the life eternal.
BBE: And this is the hope which he gave you, even eternal life.
DBY: And this is the promise which he has promised us, life eternal.
KJV: And this is the promise that he hath promised us, even eternal life.
WEY: And this is the promise which He Himself has given us--the Life of the Ages.
WBS: And this is the promise that he hath promised us, even eternal life.
WEB: This is the promise which he promised us, the eternal life.
YLT: and this is the promise that He did promise us -- the life the age-during.
