“Or have they set up for Allah partners who create as He creates, so that the two creations appear alike to them? Say: ‘Allah is the Creator of everything; He alone is the One, the Irresistible.’” [Ar-Raʿd: 16].

The second category comprises the Qur’anic verses that are recited from the revelation sent down to the Messenger (peace and blessings be upon him). All of these are proofs of the Lord’s existence—glorified and exalted is He—of His perfection, His attributes and names, and of the fact that He alone deserves worship with no partner whatsoever. Both the cosmic signs and the Qur’anic signs testify to this truth.

The cosmic signs point to their Creator, Originator, and Governor, whereas the Qur’anic signs contain the command to worship Allah, the affirmation of His sole Lordship (tawḥīd al-rubūbiyyah), the inference from that of His exclusive right to worship (tawḥīd al-ulūhiyyah), and the directive to devote all worship to Allah—exalted is He. The entire Qur’an revolves around this theme and was revealed for this very purpose.

Among His signs are the night and the day, the sun and the moon; these are among His greatest signs: the dark night that blankets the universe, and the radiant day that illuminates it, allowing people to disperse for their undertakings. Allah the Exalted has said: