Strong's #5488: cuwph (pronounced soof)

probably of Egyptian origin; a reed, especially the papyrus:--flag, Red (sea), weed. Compare 5489.

Brown-Driver-Briggs Hebrew Lexicon:

ּ

sûph

1) reed, rush, water plant

1a) rushes

1b) sea of rushes

1b1) of Red Sea

1b2) of arms of Red Sea

1b3) of Gulf of Suez

1b4) of sea from straits to Gulf of Akaba

Part of Speech: noun masculine

Relation: probably of Egyptian origin

Usage:

This word is used 28 times:

 

Exodus 2:3: "the child therein; and she laid it in the flags by the river's brink."
Exodus 2:5: "the ark among the flags, she sent her maid to fetch"
Exodus 10:19: "the locusts, and cast them into the Red sea; there remained not one"
Exodus 13:18: "led the people about, through the way of the wilderness of the Red sea: and the children"
Exodus 15:4: "his chosen captains also are drowned in the Red sea."
Exodus 15:22: "brought Israel from the Red sea, and they went out into"
Exodus 23:31: "And I will set thy bounds from the Red sea even unto the sea"
Numbers 14:25: "you, and get you into the wilderness by the way of the Red sea."
Numbers 21:4: "from mount Hor by the way of the Red sea, to compass"
Numbers 33:10: "from Elim, and encamped by the Red sea."
Numbers 33:11: "And they removed from the Red sea, and encamped in the wilderness of Sin."
Deuteronomy 1:40: "you, and take your journey into the wilderness by the way of the Red sea."
Deuteronomy 2:1: "and took our journey into the wilderness by the way of the Red sea, as the LORD spoke"
Deuteronomy 11:4: "how he made the water of the Red sea to overflow"
Joshua 2:10: "dried up the water of the Red sea for you, when ye came out"
Joshua 4:23: "as the LORD your God did to the Red sea, which he dried up"
Joshua 24:6: "and the Egyptians pursued after your fathers with chariots and horsemen unto the Red sea."
Judges 11:16: "from Egypt, and walked through the wilderness unto the Red sea, and came to Kadesh;"
1 Kings 9:26: "Eloth, on the shore of the Red sea, in the land of Edom."
Nehemiah 9:9: "and heardest their cry by the Red sea;"
Psalms 106:7: "but provoked him at the sea, even at the Red sea."
Psalms 106:9: "He rebuked the Red sea also, and it was dried up: so he led them through the depths, as through the wilderness."
Psalms 106:22: "of Ham, and terrible things by the Red sea."
Psalms 136:13: "To him which divided the Red sea into parts: for his mercy endureth forever:"
Psalms 136:15: "But overthrew Pharaoh and his host in the Red sea: for his mercy endureth forever."
Isaiah 19:6: "of defense shall be emptied and dried up: the reeds and flags shall wither."
Jeremiah 49:21: "of their fall, at the cry the noise thereof was heard in the Red sea."
Jonah 2:5: "the soul: the depth closed me round about, the weeds were wrapped about my head."