Abbott-Smith Manual Greek Lexicon
δίς (G1364)
6 δίς adv. , twice : Mk 14:30 , 72 ; δ. τ. σαββάτου , Lk 18:12 ; καὶ ἅπαξ κ. δ. , Phl 4:16 , I Th 2:18 ; δ. ἀποθανόντα , Ju 12 (v. Mayor, ICC , in l.); δ. μυριάδες , Re 9:16 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain