G2901–κραταιόω–krataioō

And the child became tall, and strong in spirit; and he was living in the waste land till the day when he came before the eyes of Israel.

ἐκραταιοῦτο ekrataiouto “he was strengthened”

And the child became tall and strong and full of wisdom, and the grace of God was on him.

ἐκραταιοῦτο ekrataiouto “He was being strengthened”

Be on the watch, unmoved in the faith, and be strong like men.

κραταιοῦσθε. krataiousthe “do be strong.”

That in the wealth of his glory he would make you strong with power through his Spirit in your hearts;

κραταιωθῆναι krataiōthēnai “to be strengthened”