ἐνισχύω; 1 aorist ἐνισχυσα; (cf. Buttmann, 145 (127)); 1. intransitive, to grow strong, to receive strength: Act_9:19 (here WH Tr marginal reading ἐνισχυθη); (Aristotle, Theophrastus, Diodorus, the Sept.). 2. transitive, to make strong, to strengthen (2Sa_22:40; Sir_50:4; Hippocrates leg., p. 2, 26 ὁ χρόνος ταῦτα πάντα ἐνισχυει); to strengthen one in soul, to inspirit: Luk_22:43 (L brackets WH reject the passage).

ἐνισχύω enischuō 2x to strengthen, impart strength and vigor, Luk_22:43 ; intrans. to gain, acquire, or recover strength and vigor, be strengthened, Act_9:19

ἐν -ισχύω , [in LXX for H2388 , etc.;] to strengthen: in spiritual sense, Luk_22:43 ; pass ., Act_9:19 ( Rec. ἐνισχύσεν , became strong, as in LXX , Gen_12:10 ; Gen_48:2 , al. ).†

ἐνισχύω [page 215] For the transitive use of this verb, as in Lk ( Act_9:19 : cf. Luk_22:43 D) cf. Hippocrates Lex. p. 2, 26 ὁ δὲ χρόνος ταῦτα ἐνισχύσει πάντα , ὡς τραφῆναι τελέως (see Hobart, p. 80 f.). In Theophr. Fragm. i. 65 τοῦτ᾽ ἐνισχύειν ἑκάστῳ , this, in each thing, is strong, we have the usual intrans, sense : see Abbott Fourfold Gospel, p. 177 n .3 .

ἐν-ισχύω [in LXX for חָזַק, etc. ;] to strengthen: in spiritual sense, Luk.22:43; pass., Act.9:19 (Rec. ἐνισχύσεν, became strong, as in LXX, Gen.12:10 48:2, al.).† (AS)