Numbers 14:41 in the King James Version
And Moses said, Wherefore now do ye transgress the commandment of the LORD? but it shall not prosper.
Context
40 They rose up early in the morning and went up to the top of the mountain, saying, “Behold, we are here, and will go up to the place which the LORD has promised; for we have sinned.”
41 Moses said, “Why now do you disobey the commandment of the LORD, since it shall not prosper?
42 Don’t go up, for the LORD isn’t among you; that way you won’t be struck down before your enemies.