What does islam say about intercession (shafa'a)? What is the meaning of intercession in islam? Are there certain people who have the privilege to do it?

Shafa'ah means asking for forgiveness, prophet mohammad and mala'eka can do shafa'ha, and no , it is not shirk , as there is this hadith that tells us that there is a doa' said after azan , if we said it , we Ò€¦