Berean Study Bible (BSB) - Mark 9:18 >

Whenever it seizes him, it throws him to the ground. He foams at the mouth, gnashes his teeth, and becomes rigid. I asked Your disciples to drive it out, but they were unable.”

Textus Receptus (TR) - Mark 9:18 >

Καὶ ὅπου ἂν αὐτὸν καταλάβῃ, ῥήσσει αὐτόν· καὶ ἀφρίζει, καὶ τρίζει τοὺς ὀδόντας αὐτοῦ, καὶ ξηραίνεται· καὶ εἶπον τοῖς μαθηταῖς σου ἵνα αὐτὸ ἐκβάλωσι, καὶ οὐκ ἴσχυσαν.