Abbott-Smith Manual Greek Lexicon
μήποτε (G3379)
25 μήποτε (= μή ποτε , and so written in WH, exc. Mt 25:9 ), negative particle, related to οὔποτε as μή to οὐ . As neg. particle, never : He 9:17 (R, mg., but v. infr.; WH, txt., μή τότε ). As conjc., lest ever , lest haply (the idea of chance rather than of time seems to prevail in NT): Mt 4:6 (LXX) 5:25 7:6 13:15 (LXX) , 29 15:32 27:64 , Mk 4:12 (LXX) 14:2 , Lk 4:11 12:58 14:12 , 29 , Ac 28:27 ; after verbs of fearing or taking heed, Lk 21:34 , He 2:1 3:12 4:1 ; with ellipse of the verb or ptcp., Lk 14:8 , Ac 5:39 ; in later writers (v. M, Pr. , 192 f.), perhaps , Mt 25:9 . As interrogative; in direct questions, like μή , expecting a negative answer: Jo 7:26 , He 9:17 , (R, txt., cf. Westc., in l.; but v. supr.); in indirect questions, whether haply , if haply : Lk 3:15 , II Ti 2:25 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain