Numbers 26:10

And the earth opened her mouth, and swallowed up them and Core, when their assembly perished, when the fire devoured the two hundred and fifty, and they were made a sign.

And the earth opened her mouth, and swallowed them up together with Korah, when that company died, what time the fire devoured two hundred and fifty men: and they became a sign.

and the earth opened its mouth, and swallowed them up together with Korah when that company died; at the time the fire devoured two hundred fifty men, and they became a sign.