The Prophet (peace be upon him) narrated: âUnquestionably, within the body there is a lump of flesh; if it is sound and upright, the whole body is sound and upright, and if it is corrupt, the whole body is corrupt. Behold, it is the heart!â Learn how to bring peace and calm to your heart as we continue with the 074 verse of the 2nd chapter of the Nobel Quran.