Strong's #6790: Tsin (pronounced tseen)
from an unused root meaning to prick; a crag; Tsin, a part of the Desert:--Zin.
Brown-Driver-Briggs Hebrew Lexicon:
Zin = "flat"
1) name given to a portion of the desert tract between the Dead Sea and Arabah on the east in which Kadesh-barnea was located
Part of Speech: noun proper locative
Relation: from an unused root meaning to prick
This word is used 10 times:
Numbers 13:21: "the land from the wilderness of Zin unto Rehob, as men come"
Numbers 20:1: "even the whole congregation, into the desert of Zin in the first month: and the people abode"
Numbers 27:14: "ye rebelled against my commandment in the desert of Zin, in the strife of the congregation, to sanctify me at the water"
Numbers 27:14: "of Meribah in Kadesh in the wilderness of Zin."
Numbers 33:36: "from Ezion-gaber, and pitched in the wilderness of Zin, which is Kadesh."
Numbers 34:3: "quarter shall be from the wilderness of Zin along by the coast of Edom,"
Numbers 34:4: "from the south to the ascent of Akrabbim, and pass on to Zin: and the going forth thereof shall be from the south"
Deuteronomy 32:51: "of Israel at the waters of Meribah-Kadesh, in the wilderness of Zin; because"
Joshua 15:1: "the border of Edom the wilderness of Zin southward was the uttermost part of the south coast."
Joshua 15:3: "the south side to Maaleh-acrabbim, and passed along to Zin, and ascended up on the south side"