'Hottest' in the Bible

Later, the LORD appeared to Abraham by the oaks belonging to Mamre. As Abraham was sitting near the entrance to his tent during the hottest part of the day,

The next day Saul placed the people in three groups. They went to the Ammonite camp during the morning watch and struck them down until the hottest part of the day. The survivors scattered; no two of them remained together.

Rechab and Baanah, the sons of Rimmon the Beerothite, left and arrived during the hottest part of the day at the home of Ish-bosheth while he was taking a noon day nap.

And he wrote in the letter, saying, Set ye Uriah in the forefront of the hottest battle, and retire ye from him, that he may be smitten, and die.