The Doctrine and Covenants -Doctrine and Covenants – Chapter 18 | Verse 18
The Doctrine and Covenants
Ask the Father in my name in faith, believing that you shall receive, and you shall have the Holy Ghost, which manifesteth all things which are expedient unto the children of men.
The Holy Ghost is responsible for comforting you in times of trouble when you say a compassionate prayer of the heart.