ὑπόστασις, 
ὑποστάσεως, 
ἡ (
ὑφίστημι), a word very common in Greek authors, especially from 
Aristotle onward, in widely different senses, of which only those will be noticed which serve to illustrate N. T. usage; 
1. a setting or placing under; thing put under, substructure, foundation: 
Psalm 68:3 (
Ps. 69:3); 
τοῦ οἴκου, 
Ezekiel 43:11; 
τοῦ τάφου, 
Diodorus 1, 66. 
2. that which has foundation, is firm; hence, 
a. that which has actual existence; a substance, real being: 
τῶν ἐν ἀερι φαντασμάτων τά μέν ἐστι κατ' ἐμφασιν, 
τά δέ καθ' ὑπόστασιν, 
Aristotle, de mundo, 4, 19, p. 395{a}, 30; 
φαντασίαν μέν ἔχειν πλούτου, 
ὑπόστασιν δέ μή, 
Artemidorus Daldianus, oneir. 3, 14; (
ἡ αὐγή) 
ὑπόστασιν ἰδίαν οὐκ ἔχει, 
γεννᾶται δέ ἐκ φλογός, 
Philo de incorruptibil. mundi § 18; similarly in other writings (cf. 
Sophocles Lexicon, under the word, 5; Liddell and Scott, under the word, III. 2). 
b. the substantial quality, nature, of any person or thing: 
τοῦ Θεοῦ (
R. V. substance), 
Hebrews 1:3 (Wis. 16:21; 
ἴδε... 
τίνος ὑποστάσεως ἤ τίνος εἴδους τυγχάνουσιν οὕς ἐρεῖτε καί νομιζετε Θεούς, Epist. ad' 
Diogn. 2, 1 [ET]; (cf. Suicer, Thesaurus, under the word)). 
c. steadiness of mind, 
firmness, courage resolution (
οἱ δέ Ῥόδιοι θεωροῦντες τήν τόν Βυζαντινων ὑπόστασιν, 
Polybius 4, 50, 10; 
οὐχ οὕτω τήν δύναμιν, 
ὡς τήν ὑπόστασιν αὐτοῦ καί τολμᾶν καταπεπληγμενων τῶν ἐναντίων, id. 6, 55, 2; add, 
Diodorus 16, 32f; 
Josephus, Antiquities 18, 1, 6); 
confidence, firm trust, assurance: 
2 Corinthians 9:4; 
2 Corinthians 11:17; 
Hebrews 3:14; 
Hebrews 11:1 (for 
תִּקְוָה, 
Ruth 1:12; 
Ezekiel 19:5; for 
תּוחֶלֶת, 
Psalm 38:8 (
Ps. 39:8)). Cf. Bleek, Br. an d. Hebrew ii. 1, pp. 60ff, 462ff; Schlatter, Glaube im N. T., p. 581. 
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