Acts 18:18 N-AFS
BIB: εἶχεν γὰρ εὐχήν
NAS: cut, for he was keeping a vow.
KJV: for he had a vow.
INT: he had indeed a vow

Acts 21:23 N-AFS
BIB: ἄνδρες τέσσαρες εὐχὴν ἔχοντες ἐφ'
NAS: men who are under a vow;
KJV: four men which have a vow on
INT: men four a vow having on