μὴ πολλάκις
From LSJ
Ἐν ἀρχῇ ἦν ὁ Λόγος, καὶ ὁ Λόγος ἦν πρὸς τὸν Θεόν, καὶ Θεὸς ἦν ὁ Λόγος (Κατὰ Ἰωάννην 1:1) → In the beginning was the Word, and the Word was with God, and the Word was God.
English (LSJ)
lest perchance, Th. 2.13, Pl. Prt. 361c, R. 424c, al.