And on that Day We will raise up within every community a witness from among themselves (to testify) against them (that God’s Religion was communicated to them), and We will bring you (O Messenger) as a witness against those (whom your Message has reached). We have sent down on you the Book as an exposition of everything (that pertains to guidance and error and to the knowledge of good and evil, and to happiness and misery in both worlds), and guidance and mercy and glad tidings for the Muslims (those who have submitted themselves wholly to God.