Exodus 7:19

And Yahweh said unto Moses, - Say unto Aaron - Take thy staff, and stretch forth thy hand over the waters of Egypt, over their streams over their rivers, and over their pools and over all their collections of water - that they may become blood, - so shall there be blood in all the land of Egypt, both in vessels of wood and in vessels of stone.

Exodus 8:5-6

Then said Yahweh unto Moses, Say unto Aaron - Stretch forth thy hand with thy staff, over the streams over the rivers and over the pools, - and bring up the frogs, over the land of Egypt.

Exodus 8:16

Then said Yahweh unto Moses, Say unto Aaron - Stretch forth thy staff, and smite the dust of the land, - so shall it become gnats in all the land of Egypt.

Exodus 10:12

Then said Yahweh unto Moses - Stretch forth thy hand over the land of Egypt for the locust, that it may come up over the land of Egypt, - and may eat up every herb of the land, all that the hail hath left.

Exodus 10:21

Then said Yahweh unto Moses: Stretch forth thy hand over the heavens, that there may be darkness, over the land of Egypt, - and that one may feel the darkness.

Exodus 14:21

And Moses stretched forth his hand over the sea, and Yahweh carried away the sea by a mighty east wind all the night, and turned the sea into dry land, - and the waters were cloven asunder.

Exodus 14:26

Then said Yahweh unto Moses, Stretch forth thy hand over the sea, - that the waters may return upon the Egyptians, upon their chariots, and upon their horsemen.

Genesis 1:10

And God called, the dry-ground, land, but the gathering together of the waters, called he seas. And God saw that it was good.

Exodus 9:22-23

Then said Yahweh unto Moses - Stretch forth thy hand over the heavens, that there may be hail in all the land of Egypt, - on man and on beast, and on every herb of the field in the land of Egypt.

Exodus 9:33

So Moses went away from Pharaoh out of the city, and spread out his hands unto Yahweh, - then did the thunderings and the hail cease, and, rain, was not poured out on 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
Then said Yahweh unto Moses, Say unto Aaron - Stretch forth thy hand with thy staff, over the streams over the rivers and over the pools, - and bring up the frogs, over the land of Egypt.
Exodus 9:22
Then said Yahweh unto Moses - Stretch forth thy hand over the heavens, that there may be hail in all the land of Egypt, - on man and on beast, and on every herb of the field in the land of Egypt.
Exodus 10:12
Then said Yahweh unto Moses - Stretch forth thy hand over the land of Egypt for the locust, that it may come up over the land of Egypt, - and may eat up every herb of the land, all that the hail hath left.
Exodus 14:21
And Moses stretched forth his hand over the sea, and Yahweh carried away the sea by a mighty east wind all the night, and turned the sea into dry land, - and the waters were cloven asunder.

Their pools

Genesis 1:10
And God called, the dry-ground, land, but the gathering together of the waters, called he seas. And God saw that it was good.

General references

Exodus 4:17
And this staff, take thou in thy hand, - wherewith thou shalt do the signs.
Exodus 8:5
Then said Yahweh unto Moses, Say unto Aaron - Stretch forth thy hand with thy staff, over the streams over the rivers and over the pools, - and bring up the frogs, over the land of Egypt.
Exodus 9:22
Then said Yahweh unto Moses - Stretch forth thy hand over the heavens, that there may be hail in all the land of Egypt, - on man and on beast, and on every herb of the field in the land of Egypt.
Psalm 78:44
When he turned, into blood, their Nile-streams, And, their own rivers, could they not drink;