Anas bin Malik narrated:"Bilal was ordered to make the phrases of the Adhan even, and the phrases of the Iqamah odd
Opening the collection...
“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