Why Is Mount Horeb (Sinai) One of the Most Important Landmarks in the Bible?

Background: According to Ex 19:1-25, exactly three months after leaving Egypt, the Israelites reached the Sinai Desert. They spent two days preparing to meet God at the ‘mountain of God’ (known as Mt Horeb, Mt Sinai or Gebal Mousa – The ‘Mountain of Moses’).

Discussion: Mount Horeb in the Bible is another name for Mount Sinai, the mountain where the Hebrew people entered into a covenant with God after escaping from bondage in Egypt (Deuteronomy 5:2; 1 Kings 8:9; 2 Chronicles 5:10). Mount Horeb is also the place where Moses received the Ten Commandments and the laws, rules, and instructions for the people before continuing on their journey through the desert toward the Promised Land (Exodus 33:6; Malachi 4:4). “The mountain of God” is another name in the Bible for Mount Horeb or Mount Sinai (Exodus 3:1; 4:27; 18:5).

Tidbits: Horeb comes from a Hebrew term meaning “desert.” Most of the events that the book of Exodus describes as happening at Mount Sinai are located at Mount Horeb in the book of Deuteronomy. Deuteronomy uses the name Horeb exclusively for the mountain of God except in one verse, Deuteronomy 33:2. However, this mention of Sinai could refer to the wilderness of Sinai rather than the mountain.

References:

The Bible Journey: https://www.thebiblejourney.org/.../moses-receives-the.../

Got Questions?: https://www.gotquestions.org/mount-Horeb.html