Abbott-Smith Manual Greek Lexicon
δια-στέλλω (G1291)
8 δια-στέλλω [in LXX for בּדל hi. ( De 10:8 , al.), זהר hi. ( Ez 3:18 , 19 , al.), and 19 other words] to divide, distinguish, define . to command, charge expressly : pass., τὸ διαστελλόμενον , He 12:20 . Mid., in late Gk. with same sense (so Ez, l.c.; et al. in LXX; MM, s.v.); a. dat. pers., Mk 8:15 , Ac 15:24 ; seq. ἵνα , Mt 16:20 , Mk 5:43 7:36 9:9 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain