The following incident is mentioned in the book al-Intisar fi al-Masail al-Kibar of Mahfudh bin Ahmad al-Kalwadhani the leader of the Hanbali school of his day and quoted by al-Sheikh Abdul Fattah Abu Ghuda in Risalah al-Mustarshidin pg. 131:

“Once a person approached a wise man from the scholars saying: “I would like to debate you! The wise man responded, “Only after you condition yourself with the following ten traits:

The First: Don’t get angry

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