Exodus 8:8,28
Then Pharaoh called for Moses and Aaron, and said, Entreat the LORD, that he may take away the frogs from me, and from my people; and I will let the people go, that they may do sacrifice to the LORD.
Nave's Topical Index—AKJV

Exodus 9:28
Entreat the LORD (for it is enough) that there be no more mighty thunder and hail; and I will let you go, and you shall stay no longer.
Nave's Topical Index—AKJV

Exodus 10:17
Now therefore forgive, I pray you, my sin only this once, and entreat the LORD your God, that he may take away from me this death only.
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Exodus 12:32
Also take your flocks and your herds, as you have said, and be gone; and bless me also.
Nave's Topical Index—AKJV