Jabir (R) said: ‘He (SAWS) rode Al-Qaswa until he reached Al-MashAAar Al-Haram, he then faced the qiblah, supplicated to Allah, and extoled His greatness and oneness. He stood until the sun shone but left before it rose.’
Al-Qaswa: The name of the Prophet’s (SAWS) camel.
i.e. Stoning the three areas at Mina during Hajj.