What type of opening is in the saying of some people: “May Allah open your heart”?

The questioner : It is said in the well-known supplication among people, “May Allah open your heart.” Which type is it? The physical or the legal? Physical means its meaning is that your chest is opened so that people see it, they see your heart.

The Shaykh : Answer, there is no harm in retracting your statement if it is not correct, is there?

The questioner : Yes, it is a legal meaning. And what is the meaning of “May Allah open your heart”?

The Shaykh : The opening is the opposite of closing; it means He guided him and explained Islam to him, and the like of that.