Narrated Sa`id bin Al-Musaiyab:That his father said, "I saw the Tree (of the Ar-Ridwan Pledge of allegiance) and when I returned to it later, I was not able to recognize it. (The sub--narrator Mahmud said, Al-Musaiyab said, 'Then I forgot it (i.e., the Tree)
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“Read in the name of your Lord who created.” 96:1
“My Lord, increase me in knowledge.” 20:114
“So remember Me; I will remember you.” 2:152
“Indeed, with hardship comes ease.” 94:6