Exodus 7:19

And the LORD spoke to Moses, Say to Aaron, Take thy rod, and stretch out thy hand upon the waters of Egypt, upon their streams, upon their rivers, and upon their ponds, and upon all their pools of water, that they may become blood: and that there may be blood throughout all the land of Egypt, both in vessels of wood, and in vessels of stone.

Exodus 8:5-6

And the LORD spoke to Moses, Say to Aaron, Stretch forth thy hand with thy rod over the streams, over the rivers, and over the ponds, and cause frogs to come up on the land of Egypt.

Exodus 8:16

And the LORD said to Moses, Say to Aaron, Stretch out thy rod, and smite the dust of the land, that it may become lice throughout all the land of Egypt.

Exodus 10:12

And the LORD said to Moses, Stretch out thy hand over the land of Egypt for the locusts, that they may come upon the land of Egypt, and eat every herb of the land, even all that the hail hath left.

Exodus 10:21

And the LORD said to Moses, Stretch out thy hand towards heaven, that there may be darkness over the land of Egypt, even darkness which may be felt.

Exodus 14:21

And Moses stretched out his hand over the sea, and the LORD caused the sea to go back by a strong east wind all that night, and made the sea dry land, and the waters were divided.

Exodus 14:26

And the LORD said to Moses, Stretch out thy hand over the sea, that the waters may come again upon the Egyptians, upon their chariots, and upon their horsemen.

Genesis 1:10

And God called the dry land Earth, and the collection of waters he called Seas: and God saw that it was good.

Exodus 9:22-23

And the LORD said to Moses, Stretch forth thy hand towards heaven, that there may be hail in all the land of Egypt, upon man, and upon beast, and upon every herb of the field, throughout the land of Egypt.

Exodus 9:33

And Moses went out of the city from Pharaoh, and spread abroad his hands to the LORD: and the thunders and hail ceased, and the rain was not poured upon the earth.

Treasury of Scripture Knowledge

Summary

And the LORD spake unto Moses, Say unto Aaron, Take thy rod, and stretch out thine hand upon the waters of Egypt, upon their streams, upon their rivers, and upon their ponds, and upon all their pools of water, that they may become blood; and that there may be blood throughout all the land of Egypt, both in vessels of wood, and in vessels of stone.

Their pools

Bible References

Stretch

Exodus 8:5
And the LORD spoke to Moses, Say to Aaron, Stretch forth thy hand with thy rod over the streams, over the rivers, and over the ponds, and cause frogs to come up on the land of Egypt.
Exodus 9:22
And the LORD said to Moses, Stretch forth thy hand towards heaven, that there may be hail in all the land of Egypt, upon man, and upon beast, and upon every herb of the field, throughout the land of Egypt.
Exodus 10:12
And the LORD said to Moses, Stretch out thy hand over the land of Egypt for the locusts, that they may come upon the land of Egypt, and eat every herb of the land, even all that the hail hath left.
Exodus 14:21
And Moses stretched out his hand over the sea, and the LORD caused the sea to go back by a strong east wind all that night, and made the sea dry land, and the waters were divided.

Their pools

Genesis 1:10
And God called the dry land Earth, and the collection of waters he called Seas: and God saw that it was good.

General references

Exodus 4:17
And thou shalt take this rod in thy hand, with which thou shalt perform signs.
Exodus 8:5
And the LORD spoke to Moses, Say to Aaron, Stretch forth thy hand with thy rod over the streams, over the rivers, and over the ponds, and cause frogs to come up on the land of Egypt.
Exodus 9:22
And the LORD said to Moses, Stretch forth thy hand towards heaven, that there may be hail in all the land of Egypt, upon man, and upon beast, and upon every herb of the field, throughout the land of Egypt.
Psalm 78:44
And had turned their rivers into blood; and their floods, that they could not drink.