G2901–κραταιόω–krataioō

And the child grew and became strong in character, and lived in the Desert till the time came for him to appear publicly to Israel.

ἐκραταιοῦτο ekrataiouto “he was strengthened”

And the child grew and became strong and full of wisdom, and the favour of God rested upon Him.

ἐκραταιοῦτο ekrataiouto “He was being strengthened”

Be on the alert; stand firm in the faith; acquit yourselves like men; be strong.

κραταιοῦσθε. krataiousthe “do be strong.”

to grant you--in accordance with the wealth of His glorious perfections--to be strengthened by His Spirit with power penetrating to your inmost being.

κραταιωθῆναι krataiōthēnai “to be strengthened”