Vine's Expository Dictionary: View Entry
ἐνισχύω enischýō, en-is-khoo'-o; from G1722 and G2480; to invigorate (transitively or reflexively):—strengthen.
The KJV translates Strong's G1765 in the following manner: strengthen (2x).
to grow strong, to receive strength
to make strong, to strengthen
Strong's Number G1765 matches the Greek ἐνισχύω (enischyō),
which occurs 2 times in 2 verses
in the TR Greek.