The biblical figure of Korah appears in the Qur'an under the name of Qarun in these passages:
al-Qasas 28:76-81; al-`Ankabut 29:39; al-Mu'min 40:23-25
However, the figure of Korah is somewhat misplaced in the Qur'an as if he had been part of the court of Pharaoh together with HAMAN.
A comparative study of the relevant Bible and Qur'an passages and a detailed discussion can be found in the article: