Page 149
thumma ʾātaynā mūsā l-kitāba tamāman ʿalā lladhī ʾaḥsana wa-tafṣīlan li-kulli shayʾin wa-hudan wa-raḥmatan laʿallahum bi-liqāʾi rabbihim yuʾminūna
Then We gave Moses the Book, completing [Our blessing] on him who is virtuous, and as an elaboration of all things, and as a guidance and mercy, so that they may believe in the encounter with their Lord.
— Ali Quli Qarai
Surah Al-‘An’am, Verse 154
154. "Then We gave Moses the Book, to complete (Our blessing) on him who would do good, and to explain all things, and as a guidance and a mercy, so that they may believe in the meeting of their Lord."
The discussion through a few former verses was upon the ten basical and fundamental commandments of Allah. They have been enjoined not only in Islam but also in all divine religions. Next to mentioning those commandments, the Qur'an says:
The verse implies that Allah (S.w.T.) has completed His blessing on those who are good doers, and they obey the command of Allah, and follow the fight. Then the verse continues the statement that, in that Book, Allah explained whatever was needed and what was effective alongside the way of development of man.
Also, that Book, which was sent down to Moses, was the source of divine guidance and mercy.
All of these things were for the sake that they might believe in the Resurrection Day and the meeting of the Lord, so that, by the belief in Resurrection, their thoughts, statements, and manner become sincerely pure and godly. It says: