And he said unto them, This kind can come forth by nothing, but by prayer and fasting.
Berean Study Bible (BSB) - Mark 9:29 >Jesus answered, “This kind cannot come out, except by prayer.”
Textus Receptus (TR) - Mark 9:29 >Καὶ εἶπεν αὐτοῖς, Τοῦτο τὸ γένος ἐν οὐδενὶ δύναται ἐξελθεῖν, εἰ μὴ ἐν προσευχῇ καὶ νηστείᾳ.