“If you do what Allah has obligated upon you, you’ll be the best worshiper among the people.
If you leave what Allah has prohibited upon you, you’ll have the highest conscious of Allah among the people.
If you are happy with what Allah has given you, you’ll be the richest among the people.” -Abdullah bin Masood
أدِّ ما افترض الله عليك تكن من أعبد الناس واجتنب ما حرم الله عليك تكن من أورع الناس وارض بما قسم الله لك تكن من أغنى الناس. (ابن مسعود)
Subjects are productive but takes large enterval between one another.