Imam Malik ~ The Knowledge of the Heart Leave a Comment / Taṣawwuf (Purification of the Soul) / By admin “Imam Malik رحمه الله says about himself, ” I know many Hadith and had a great deal of knowledge that I never spoke about nor did I mention it. And that was al ‘Ilm ul-baatin, = the knowledge of the heart. “ {Kitab al-Muwafaqat Volume 4, pg. 36}