Abbott-Smith Manual Greek Lexicon
ἔπ-ειμι (G1966)
5 (KJV) ἔπ-ειμι [in LXX: Ex 8:22(18) ( עָמַד ), Si 42:19 , etc. ;] to come upon, approach Of time, to come on or after ; mostly as ptcp., ἐπιών, -οῦσα, όν , next, following : τῇ- ἔ. (sc. ἡμέρᾳ , as freq. in late Gk.), Ac 16:11 20:15 21:18 ; ἡμέρᾳ (as usual in cl.), Ac 7:26 ; νυκτί , Ac 23:11 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain