ἰσχύω

ἰσχύω — ischýō

ἰσχύω; imperfect ἴσχυον; future ἰσχύσω; 1 aorist ἴσχυσα; (ἰσχύς); the Sept. for חָזַק, אָמֵץ, עָצַם, etc.; to be strong, i. e.:

1. to be strong in body, to be robust, to be in sound health: οἱ ἰσχύοντες, as a substantive, Mat 9:12; Mar 2:17 (Sophocles Tr. 234; Xenophon, Cyril 6, 1, 24; joined with ὑγιαίνειν, id. mem. 2, 7, 7).

2. to have power (from Aeschylus down), i. e.

a. to have a power evinced in extraordinary deeds, i. e. to exert, wield, power: so of the gospel, Act 19:20; Hebraistically, to have strength to overcome: οὐκ ἴσχυσαν (A. V. prevailed not i. e.) succumbed, were conquered (so יָכֹל לֹא, Gen 32:26 (25)), Rev 12:8; κατά τίνος, against one, i. e. to use one's strength against one, to treat him with violence, Act 19:16.

b. equivalent to to be of force, avail (German gelten): Heb 9:17; τί, Gal 5:6, and Rec. in Gal 6:15.

c. to be serviceable: εἰς τί (A. V. good for), Mat 5:13.

d. followed by an infinitive to be able, can: Mat 8:28; Mat 26:40; Mar 5:4; (Mar 9:18 (infinitive to be supplied)); Mar 14:37; Luk 6:48; Luk 8:43;;; Joh 21:6; Act 6:10; Act 15:10; Act 25:7; Act 27:16 (Plutarch, Pomp. 58). with the accusative, πάντα, Php 4:13; πολύ, Jas 5:16. (Compare: ἐνισχύω, ἐξισχύω, ἐπισχύω, κατισχύω.)