‏الإيمان : Hadeeth No:253 This hadith has been transmitted by another chain of narrators: Abu Bakr b. Abi Shaiba, Ishaq b. Ibrahim, Harun b. Abdullah, Abi Usama, Walid b. Kathir, Muhammad b. Ka'b, his brother Abdullah b. Ka'b and Abi Usama....

‏البر والصلة والآداب‏ : Hadeeth No:6284 Abu Huraira reported it was said to Allaah's Messenger (sallAllaahu alayhi wa sallam): Invoke curse upon the polytheists, whereupon he said: I have not been sent as the invoker of curse, but" I have been sent as mercy."...