Abbott-Smith Manual Greek Lexicon
ἐν-δυναμόω (G1743)
7 † ἐν-δυναμόω , -ῶ [in LXX: Jg 6:34 , I Ch 12:18 A ( לָבַשׁ ), Ps 52:7 ( עָזַז )* ;] to make strong, strengthen : c. acc, pers., Phl 4:13 , I Ti 1:12 , II Ti 4:17 . Pass., Ac 9:22 ; c. dat., Ro 4:20 ; seq. ἐν , II Ti 2:1 ( ἐν Κυρίῳ ), Eph 6:10 (Cremer, 221).†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain