The phrase "a heart from which" is correct and usable in written English.
It can be used to describe a source or origin of feelings, emotions, or actions that come from the heart.
Example: "She spoke with a heart from which love and compassion flowed freely."
Alternatives: "a heart that gives" or "a heart that emanates".
Police pepper-sprayed an innocent man suffering an epileptic seizure and bundled him into a van without realising he was having a heart attack from which he never recovered, according to his devastated family.
Another week after that, his college coach at Cincinnati, Bob Huggins, had a heart attack, from which he would recover.
He had been suffering from pneumonia and while in care in hospital had a heart attack from which he didn't recover.
Blessed, or burdened, with psychic gifts, she reaches out helplessly to the world beyond — in particular, to her twin brother, Lewis, who, not long ago, succumbed to a heart complaint from which she also suffers, and which could fell her at any time.
The day he was released, Ranta suffered a heart attack, from which he later recovered.
Three months before its release, Richard suffered a heart attack, from which he soon recovered.
He had finished writing the story when, on a trip to Jerusalem in March 2012, he suffered an arrhythmia of the heart from which he never recovered.
Special venous channels conduct hemolymph from the tissues to the heart, from which it is pumped through a series of blood vessels back to the sinuses.
Aortic insufficiency, failure of the valve at the mouth of the aorta the principal artery that distributes blood from the heart to the tissues of the body to prevent backflow of blood from the aorta into the left lower chamber (ventricle) of the heart, from which it has been pumped.
As I understand it, the Gospel seems much more concerned with changing the heart from which sin flows than conforming external behaviors to certain moral rules.
