Numbers 16:30-32

But if the LORD does something entirely new and the ground opens its mouth and swallows them and all their belongings, and they go down alive into the grave, then you will know that these men have shown contempt for the LORD.” He had hardly finished speaking the words when the ground suddenly split open beneath them. The earth opened its mouth and swallowed the men, along with their households and all their followers who were standing with them, and everything they owned.