Dictionary entry

ἑβδομηκοντάκις

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

† ἑβδομηκοντάκις, adv.,

[in LXX for שִׁבְעִים, Ge 4:24 *;]

seventy times: ἑ. ἑπτά, seventy times seven, Mt 18:22 (R, txt., ICC, in l.), or seventy-seven times (R, mg.; cf. M, Pr., 98; WM, 314; Meyer, in l.).†