Abbott-Smith Manual Greek Lexicon
ὅσιος (G3741)
8 ὅσιος , -ον (so sometimes in cl., but most freq. -α, -ον ), [in LXX chiefly for חָסִיד , also for טָהוֹר , יָשָׁר , תָּמִים ;] religiously right , righteous , pious , Holy : of men, Tit 1:8 , He 7:26 ; by meton., ὁ. χεῖρας , I Ti 2:8 (cf. De 32:4 ); of God, Re 15:4 16:5 ; as subst., ὁ ὅ. , of the Messiah, Ac 2:27 13:35 (LXX); τὰ ὅ. Δανεὶδ τ. πιστά (Field, Notes , 121), Ac 13:34 (LXX) .† SYN. : v.s. ἅγιος (cf. also DB , ii, 399 b ; iv, 352 b , and ref. s.v. -ίως ).
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain