What action did the Prophet Muhammad (saw) say a person would be performing when they recite the invocation in Hadith 412 ten times?
 Narrated `Amr bin Maimun:                     Whoever recites it (i.e., the invocation in the above Hadith (412) ten times will be as if he manumitted one of Ishmael's descendants. Abu Aiyub narrated the same Hadith from the Prophet saying, "(Whoever recites it ten times) will be as if he had manumitted one of Ishmael's descendants."