Thus Spake Hazrat Ibraheem Khawas (RA): Five things work as medicine for heart. (1) To read Qur'an with pondering, (2) To have empty stomach (to eat less), (3) To do tahajjud Prayers, (4) To make very humble supplications in the Morning Prayer and (5) To adopt the company of the pious people.
Source : Ashrafia (Urdu)
Source : Ashrafia (Urdu)