It was narrated that 'Abdur-Rahman bin Yazid said: "When 'Abdullah bin Mas'ud stoned 'Aqabah Pillar, he went to the bottom of the valley and turned to face the Ka'bah, with the Pillar on his right hand side .Then he threw seven pebbles, saying the Takbir of with each one.Then he said: 'From here, by the ' . One besides Whom there is none worthy of worship, did the one throw, to whom Sural Al-Baqarah was revealed.''' (Sahih)