Abbott-Smith Manual Greek Lexicon
ἐπ-αύριον (G1887)
17 † ἐπ-αύριον , adv. [in LXX for מָחָר , Ge 30:33 , elsewhere, Ex 9:6 , al., for מׇחֳרָת ;] on the morrow : in NT, ἡ ἐ. (sc. ἡμέρα ), Mt 27:62 , Mk 11:12 , Jo 1:29 , Ac 10:9 , al
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain