Aharon took the k'tores a successfully stopped the magifah litterally in its tracks. Rashi explains that the secret antidote was given to Moshe by the Angel of Death himself.
What connection may there be between the machlokes of korach & the secret potion of the malach hamoves?
R' Chaim Shmuelevitz z"l takes note of the language of the gemarah that relates how Moshe Rabeinu got the secret. In Shabbos (89a) the gemara tells how Moshe was fearful that the malachim would incinerate him for bringing the Torah down to Mankind. Hashem told Moshe to debate with the Angels. Upon Moshe's success, "na'aseh kol echad v'echad OHAVOY
