16. The greatest thing Allah has enjoined is for us to obey him, pay him back his due for his favor that he granted us. And the best way to do this is become sincere followers of Prophet Muhammad, peace and blessings of Allah be on him.

17. Tawheed is the believe that none has the right to be worhshipped but Allah and it his is right alone with no partner or associate, and attributing to Him alone all the attributes of Lordship and divinity.