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.
Tell the correct information practice it in knowledge, enlighten virtues speak Lauder than words don't blame the revelation but the ignorance of egocentric bigots read see it feel it evaluated with self recognition not word of mouth.