for an evil cause will have a portion of it," meaning: a sin.
Al-Hasan said: "A good intercession is what is permissible to intercede for in religion, and an evil intercession is what is forbidden to intercede for in religion." "And Allah is Ever-Watchful over everything [Muqitan]," meaning: All-Powerful, according to the tafsir of al-Kalbi.
Muhammad said: And some have recited in verse:
"And one who holds a grudge, I restrained my soul from him… and I was, regarding his wrongdoings, a vigilant observer [Muqitan]."