TSK · Numbers 5:17

Thou shalt also make a laver [of] brass, and his foot [also of] brass, to wash [withal]: and thou shalt put it between the tabernacle of the congregation and the altar, and thou shalt put water therein.

And when they lifted up their eyes afar off, and knew him not, they lifted up their voice, and wept; and they rent every one his mantle, and sprinkled dust upon their heads toward heaven.

He putteth his mouth in the dust; if so be there may be hope.

And again he stooped down, and wrote on the ground.