Greek

Ὤφθη δὲ αὐτῷ ἄγγελος ἀπ’ (τοῦ) οὐρανοῦ ἐνισχύων αὐτόν

Transliterated

ōphthē de autō angelos ap’ tou ouranou enischyōn auton

Literal English

Appeared however to Him an angel from - air strengthening Him
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