Cross reference
Exodus 8:30
30 And Moses went out from Pharaoh, and entreated the LORD.
Exodus 8:12
12 And Moses and Aaron went out from Pharaoh: and Moses cried unto the LORD because of the frogs which he had brought against Pharaoh.
Exodus 9:33
33 And Moses went out of the city from Pharaoh, and spread abroad his hands unto the LORD: and the thunders and hail ceased, and the rain was not poured upon the earth.
James 5:16
16 Confess your faults one to another, and pray one for another, that ye may be healed. The effectual fervent prayer of a righteous man availeth much.