The Salat was made compulsory on all the holy messengers of Allah right from the Holy Prophet Hadrath Adam (A.) to till date. However the number & mode was different. & now in Islamic shariat the procedure prescribed is most perfect.
Islam - 7 tips for understanding the Qur’an - The Quran describes itself as a book of guidance. It sometimes offers detailed accounts of specific historical events, and it often emphasizes the moral significance of an event over its narrative sequence.