Exodus 9:28-32

28Intreat Jehovah that it may be enough, that there be no more thunder of 1God and hail; and I will let you go, and ye shall stay no longer!

29And Moses said to him, When I go out of the city, I will spread out my hands to Jehovah: the thunder will cease, and there will be no more hail; that thou mayest know that the earth is Jehovah's.

30But as to thee and thy bondmen, I know that ye do not yet fear Jehovah Elohim.

31And the flax and the barley were smitten; for the barley was in the ear, and the flax was bolled.

32But the wheat and the spelt were not smitten; for they were not come out into ear.