Narrated Usaid:On the day of Badr, Allah's Messenger (ﷺ) said to us, "When the enemy comes near to you, shoot at them but use your arrows sparingly (so that your arrows should not be wasted)
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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