And when the Book from Allah (the Holy Qu’ran) came to them, which confirms the Book in their possession (the Taurat / Torah) – and before that they used to seek victory through the medium of this very Prophet (Mohammed – peace and blessings be upon him) over the disbelievers; so when the one whom they fully recognised (the Holy Prophet) came to them, they turned disbelievers – therefore Allah’s curse is upon the disbelievers.