ὅπως ᾖ σου ἡ ἐλεημοσύνη ἐν τῷ κρυπτῷ· καὶ ὁ Πατήρ σου ὁ βλέπων ἐν τῷ κρυπτῷ, αὑτὸς ἀποδώσει σοι ἐν τῷ φανερῷ.

so that your alms-giving may be in secret; and your Father who sees in secret Himself will reward you in the open.