ἐνισχύω enischýō

Meaning

to invigorate (transitively or reflexively)

In the King James Version: strengthen

Derivation: from G1722 (ἐν) and G2480 (ἰσχύω);

Where it is used

• Luke 22:43 Then an angel from heaven appeared to Him and strengthened Him.
• Acts 9:19 and after taking some food, he regained his strength. And he spent several days with the disciples in Damascus.