πίστωσις

εως, ἡ
A. assurance, confirmation, μαρτύρων π. λόγων Pl. Lg. 943c(pl.), cf. Hermog. Meth. 10; ὅρκου π. D.C. 38.12.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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