According to Muslim scholar Sami Strauch, it is reported in Sahih Bukhari that it was raining, and Muhammad took his garments off and hung them on a tree to dry.
While the enemy was watching, Ghawrath ibn al-Harith went to attack Muhammad.
Then, according to Muslim scholars, the Angel Gabriel appeared, thumped Ghawrath in the chest and forced him to drop his sword.
The time of the afternoon nap overtook them when they were in a valley full of thorny trees.
We slept for a while when Allah's Apostle suddenly called us, and we went to him, to find a Bedouin sitting with him.