Allah's Messenger (ﷺ) performed the Tawaf (around the Ka`ba while riding his camel, and every time hereached the corner (of the Black Stone) he pointed at it with his hand and said, "Allahu Akbar."(Zainab said: The Prophet (ﷺ) said, "An opening has been made in the wall of Gog and Magog like thisand this," forming the number 90 (with his thumb and index finger).