Punishment of not performing Ghusl-e- Janaabat

1. It was narrated to me by my father رحمه الله said: it was narrated to us by Sa’d b. Abdillah who said it was narrated to us by Muhammad b. al-Hussain b. Abi al-Khattab from Ja’far b. Abi Basheer from Hajar b. Zayida from Abi Abdillah al-Sadiq عليه السلام who said: “One who leaves a part of his body equal to the size of a hair intentionally while performing Ghusl-e-Janaabat will go to Hell.”