pit. Hebrew. sheol = the grave, not "a" grave, but all graves viewed as one. See App-35. They went alive, with all their cattle, tents, and goods. All sank into the earth.
Related Commentaries of Numbers 16:33
Numbers 16:33
33 They, and all that appertained to them, went down alive into the pit, and the earth closed upon them: and they perished from among the congregation.