Sayyidah Asma bint Umays narrated: Allah’s Messenger asked me, “What purgative do you take?” I said, “I take shubrum.” He said, “That is very hot and terrible.” Then I used Sana as a purgative. So, the Prophet ﷺ said, “Were there a remedy for death that would be Sana.” [Ibn Majah 3461]