Marko 9 : 18 Mark chapter 9 verse 18

na kila ampagaapo, humbwaga chini, naye hutoka povu na kusaga meno na kukonda; nikasema na wanafunzi wako wamtoe pepo, wasiweze.
soma Mlango wa 9

and wherever it seizes him, it throws him down, and he foams at the mouth, and grinds his teeth, and wastes away. I asked your disciples to cast it out, and they weren't able."