be certain
From LSJ
ἀνδρὸς σπλάγχνον ἐκμαθεῖν → learn a man's heart, learn a man's inward nature
English > Greek (Woodhouse Extra)
πεπεῖσθαι, πιστεύω, πιστεύειν πιστοῦσθαι, πεποιθέναι
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