It is reported on the authority of Abu Huraira:We were sitting around the Messenger of Allah (may peace and blessings be upon him). Abu Bakr and Umar were also there among the audience. In the meanwhile the Messenger of Allah got up and left us, He delayed in coming back to us, which caused anxiety that he might be attacked by some enemy when we were not with him; so being alarmed we got up. I was the first to be alarmed. I, therefore, went out to look for the Messenger of Allah (may peace and blessings be upon him) and came to a garden belonging to the Banu an-Najjar, a section of the Ansar went round it looking for a gate but failed to find one. Seeing a rabi' (i. e. streamlet) flowing…
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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