Abbott-Smith Manual Greek Lexicon
ἀληθῶς (G230)
44 ἀληθῶς adv. ( ἀληθής ), [in LXX ( Je 28:6 , Ps 58:1 , al.) chiefly for אָמֵן and cogn. forms;] truly, surely : Mt 14:33 26:73 Mk 14:70 15:39 , Lk 9:27 12:44 21:3 , Jo 1:48 4:42 6:14 7:26 , 40 8:31 17:8 Ac 12:11 , I Th 2:13 , I Jo 2:5 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain