G2480–ἰσχύω–ischuō

For a testament is confermed in deed men; ellis it is not worthe, while he lyueth, that made the testament.

ἰσχύει ischuei “it is in force”

Therfor knouleche ye ech to othere youre synnes, and preye ye ech for othere, that ye be sauyd. For the contynuel preyer of a iust man is myche worth.

ἰσχύει ischuei “prevails”

and thei hadden not myyt, nether the place of hem was foundun more in heuene.

ἴσχυσεν, ischusen “he had [enough] strength,”