1 Corinthians 16:3 N-GFP
BIB: δοκιμάσητε δι' ἐπιστολῶν τούτους πέμψω
NAS: I will send them with letters to carry
KJV: by [your] letters, them
INT: you might approve by letters these I will send

2 Corinthians 3:1 N-GFP
BIB: τινες συστατικῶν ἐπιστολῶν πρὸς ὑμᾶς
NAS: as some, letters of commendation
KJV: some [others], epistles of commendation
INT: some commendatory letters to you

2 Corinthians 10:9 N-GFP
BIB: διὰ τῶν ἐπιστολῶν
NAS: I would terrify you by my letters.
KJV: you by letters.
INT: by means of the letters

2 Corinthians 10:11 N-GFP
BIB: λόγῳ δι' ἐπιστολῶν ἀπόντες τοιοῦτοι
NAS: we are in word by letters when absent,
KJV: by letters when we are absent,
INT: in word by letters being absent such [we are]