'Stretched Out His Hand' in the Bible

And Aaron stretched out his hand over the waters of Egypt, and the frogs went up and covered the land of Egypt.

And he did so, and Aaron stretched out his hand with his staff, and he struck the dust of the land, and it became gnats on the humans and on the animals; all of the dust of the land became gnats in all the land of Egypt.

And Moses stretched out his hand toward the heavens, and there was darkness of night in all the land of Egypt [for] three days.

And Moses stretched out his hand over the sea, and Yahweh moved the sea with a strong east wind all night, and he made the sea [become] dry ground, and the waters were divided.

And Moses stretched out his hand over the sea, and the sea returned {at daybreak} to its normal level, and [the] Egyptians [were] fleeing {because of it}, and Yahweh swept [the] Egyptians into the middle of the sea.