When it is said to them, `Believe in that (- the Qur'ân) which Allâh has sent down.' They say, `We believe only in that (- the Torah) which has been sent down to us.' And they deny every thing other than that (and which has since been revealed); though it (- the Qur'ân) is the lasting truth and corroborates that which is already with them (in their own Scriptures). Say, `Why, then, did you seek to kill the Prophets of Allâh in former times if you were (real) believers (in the former Scriptures)?'