Those who keep up prayer and spend (benevolently) out of what We have given them. (The Accessions 8.3)

Surely I am Allah, there is no god but I, therefore serve Me and keep up prayer for My remembrance. (Ta Ha 20.14)

Say: Surely my prayer and my sacrifice and my life and my death are (all) for Allah, the Lord of the worlds. (The Cattle 6.162)

Then when you have finished the prayer, remember Allah standing and sitting and reclining; but when you are secure (from danger) keep up prayer; surely prayer is a timed ordinance for the believers. (The Women 4.103)

And He has made me blessed wherever I may be, and He has enjoined on me prayer and poor-rate so long as I live. (Marium 19.31)

Do you not see that Allah is He Whom do glorify all those who are in the heavens and the earth, and the (very) birds with expanded wings? He knows the prayer of each one and its glorification, and Allah is Cognizant of what they do. (The Light 24.41)