According to Abul A'la Maududi, the time of its disclosure is about the same as that of Al-An'am, i. e., the last year of the Islamic prophet Muhammad's residence at Makkah: the manner of its admonition clearly indicates that it belongs to the same period and both have the same historical background; however, it cannot be declared with assurance which of these two was uncovered before the other.
[6] Although heading of the subject matter of this surah can be summarized as "Invitation to the Divine Message", some further elaboration is required to comprehend the underlying themes and their interconnection.
Since Muhammad was going to get Allah's edict to relocate from Makkah, the finishing up part of this Surah addresses the People of the Book with whom he was going to come into contact at Al-Madinah.
Towards the ending of the Surah, guidelines are given to Muhammad and his adherents to show tolerance and exercise patience in answer to the incitements of their rivals.
Upon hearing the accusation that Prophet Lot had leveled on them, his people gave no answer but this: they said, "Drive them out of your city: these are indeed men who want to be clean and pure!"
The Quran says that Aaron was entrusted the leadership of Israel while Moses was up on Mount Sinai (Arabic: طُـور سِـيـنـاء, tur sina’) for a period of forty days .