1411 – ʿAbd Allah narrated to us; Ahmad ibn Ibrahim narrated to us; ʿAli ibn Ishaq narrated to us; ʿAbd Allah ⦗204⦘ informed us; he said: Jaʿfar ibn Hayyan informed us: Muslim ibn Yasar was told of the fact that he scarcely moved or turned during the prayer. He replied, “And how do you know where my heart is?”