Ibn kathir tafsir hadith about eternal erection in paradise?

Im sorry about asking this controversial perverted question but i read in tafsir ibn kathir a hadith about man having eternal erection in paradise is there any basis for this hadith is it authentic please for the sake of academia i want to increase my knowledge and defend islam against people who try to defame it with questionable narrations inshallah...jazakallah khir ibn kathir tafsir surah 56 verse 36 https://www.youtube.com/watch?v=ZlXFw0PZlvU