Numbers 16:29

29 if these men die a natural death like other people, only sharing the fate common to all humanity, then ADONAI has not sent me.

Numbers 16:29 In-Context

27 So they moved away from all around the area where Korach, Datan and Aviram lived. Then Datan and Aviram came out and stood at the entrance to their tents with their wives, sons and little ones.
28 Moshe said, "Here is how you will know that ADONAI has sent me to do all these things and that I haven't done them out of my own ambition:
29 if these men die a natural death like other people, only sharing the fate common to all humanity, then ADONAI has not sent me.
30 But if ADONAI does something new - if the ground opens up and swallows them with everything they own, and they go down alive to Sh'ol - then you will understand that these men have had contempt for ADONAI."
31 The moment he finished speaking, the ground under them split apart -
Complete Jewish Bible Copyright 1998 by David H. Stern. Published by Jewish New Testament Publications, Inc. All rights reserved. Used by permission.