New Revised Standard Version
and whenever it seizes him, it dashes him down; and he foams and grinds his teeth and becomes rigid; and I asked your disciples to cast it out, but they could not do so.”

Contemporary English Version
Whenever the demon attacks my son, it throws him to the ground and makes him foam at the mouth and grit his teeth in pain. Then he becomes stiff. I asked your disciples to force out the demon, but they couldn't do it."

New American Bible
Wherever it seizes him, it throws him down; he foams at the mouth, grinds his teeth, and becomes rigid. I asked your disciples to drive it out, but they were unable to do so.”

Douay-Rheims Bible
Who, wheresoever he taketh him, dasheth him: and he foameth and gnasheth with the teeth and pineth away. And I spoke to thy disciples to cast him out: and they could not.

Who, wheresoever he taketh him, dasheth him: and he foameth and gnasheth with the teeth and pineth away. And I spoke to thy disciples to cast him out: and they could not.

teareth him.

Mark 9:26 And crying out and greatly tearing him, he went our of him. And he became as dead, so that many said: He is dead.

Matthew 15:22 And behold a woman of Canaan who came out of those coasts, crying out, said to him: Have mercy on me, O Lord, thou son of David: my daughter is grievously troubled by a devil.

Luke 9:39 And lo, a spirit seizeth him, and he suddenly crieth out, and he throweth him down and teareth him, so that he foameth; and bruising him, he hardly departeth from him.

he foameth.

Mark 9:20 And they brought him. And when he had seen him, immediately the spirit troubled him and being thrown down upon the ground, he rolled about foaming.

Jude 1:13 Raging waves of the sea, foaming out their own confusion: wandering stars, to whom the storm of darkness is reserved for ever.

gnasheth.

Job 16:9 My wrinkles bear witness against me, and a false speaker riseth up against my face, contradicting me. [10] He hath gathered together his fury against me, and threatening me he hath gnashed with his teeth upon me: my enemy hath beheld me with terrible eyes.

Psalm 112:10 The wicked shall see, and shall be angry, he shall gnash with his teeth and pine away: the desire of the wicked shall perish.

Matthew 8:12 But the children of the kingdom shall be cast out into the exterior darkness: there shall be weeping and gnashing of teeth.

Acts 7:54 Now hearing these things, they were cut to the heart: and they gnashed with their teeth at him.

and they.

Mark 9:28,29 And when he was come into the house, his disciples secretly asked him: Why could not we cast him out? . . .

Mark 11:23 Amen I say to you that whosoever shall say to this mountain, Be thou removed and be cast into the sea, and shall not stagger in his heart, but be believe that whatsoever he saith shall be done; it shall be done unto him.

2 Kings 4:29-31 Then he said to Giezi: Gird up thy loins, and take my staff in thy hand, and go. If any man meet thee, salute him not: and if any man salute thee, answer him not: and lay my staff upon the face of the child. . . .

Matthew 17:16,19-21 Then Jesus answered and said: O unbelieving and perverse generation, how long shall I be with you? How long shall I suffer you? Bring him hither to me. . . .

Luke 9:40 And I desired thy disciples to cast him out: and they could not.