'Middle' in the Bible

And I've given Gilead to the descendants of Reuben and the descendants of Gad as far as the Arnon Valley, designating the middle of the valley as its boundary, including up to the Jabbok River as a boundary with the Ammonites.

Has any people heard the voice of God speaking from the middle of a fire just as you did, and survived it?

You have been made to hear his voice from heaven so you may be instructed. And he showed you his great fire here on earth, and you heard his voice from the middle of that fire.

Then the LORD gave me the two stone tablets on which God inscribed with his own finger all the words that the LORD spoke to you on the mountain from the middle of the fire that day when you were all assembled together.

Then the LORD inscribed on the tablets what he wrote before, that is, the Ten Commandments that the LORD declared to you on the mountain from the middle of the fire during the day of the assembly. And the LORD gave them to me.