Exodus 9:2

If thou wilt not let them go but wilt hold them still:

If thou wilt not let them go, behold: I will smite all thy land with frogs.

and therefore sayeth unto thee: let my son go, that he may serve me. If thou wilt not let him go: behold, I will slay thine eldest son.'"

If thou wilt not let my people go: behold, tomorrow will I bring grasshoppers into thy land,

"'But and if ye will not hearken unto me, nor will do all these my commandments,

And if ye will not be learned yet for all this, but shall walk contrary unto me,

"'And if ye will not yet for all this hearken unto me, but shall walk contrary unto me,

God is a righteous judge, strong and patient; and God is provoked every day.

God shall wound the head of his enemies, and the hairy scalp of such a one as goeth on still in his wickedness.

But if ye be obstinate and rebellious, ye shall be devoured with the sword: for thus the LORD hath promised with his own mouth.

But unto them that are rebellious, and disobey the truth, and follow iniquity, shall come indignation and wrath,

And I gave her space to repent of her fornication and she repented not.

And the men raged in great heat, and spake evil of the name of God which hath power over those plagues, and they repented not, to give him glory.

Treasury of Scripture Knowledge

For if thou refuse to let them go, and wilt hold them still,