Narrated Abu Qatadah ibn Rib'iyy: Allah , the Exalted said: I made five times' prayers obligatory on your people, and I took a guarantee that if anyone observes them regularly at their times, I shall admit him to Paradise; if anyone does not offer them regularly, there is no such guarantee of Mine for him
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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