Abbott-Smith Manual Greek Lexicon
ἐχθές (G5504)
3 (KJV) ἐχθές (Rec. χθές ), adv. , [in LXX for תְּמוֹל , etc.;] yesterday : Jo 4:52 , Ac 7:28 , He 13:8 (on the form, v. Rutherford, NPhr. , 370 f.).†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain