Greek

καὶ ἐγένετο ἐν τῷ προσεύχεσθαι αὐτὸν τὸ εἶδος τοῦ προσώπου αὐτοῦ ἕτερον ὁ ἱματισμὸς λευκὸς ἐξαστράπτων

Transliterated

kai egeneto en tō proseuchesthai auton to eidos tou prosōpou autou heteron ho himatismos leukos exastraptōn

Literal English

And it came to pass in - to pray him the appearance of the face of Him’” other - clothing white became dazzling
Bible Hub

Definitions