Sheikh al -Islam Ibn Taymiyyah spoke in this letter about Fadl Abu Bakr Al -Siddiq and Ali, may God be pleased with them, and its summary as follows: There is a difference between the "characteristics" in which the other did not participate, the condom of Abu Bakr if the Prophet, may God bless him and grant him peace, had Khalil, Likewise, he commanded him, may God's prayers and peace be upon him,...