As it is written in Isaiah the prophet: “Behold, I will send My messenger ahead of You, who will prepare Your way.”
Textus Receptus (TR) - Mark 1:2 >Ὡς γέγραπται ἐν τοῖς προφήταις, Ἰδού, ἐγὼ ἀποστέλλω τὸν ἄγγελόν μου πρὸ προσώπου σου, ὃς κατασκευάσει τὴν ὁδόν σου ἔμπροσθέν σου.