Two characteristics harden the heart: too much talking and too much eating.
Category: Food
Eating too much
Indeed, a man will certainly become full from speech (talking too much), just as he will become full from food (eating too much).
Genuine brotherhood in Islaam
We visited al-Hasan al-Basree, and [found him] asleep. By his head was a basket, and we foraged inside and found bread and fruit, so we began to eat.
'So I turn my gaze away from her'
I see a woman in a dream, and know she is not permissible for me, so I turn my gaze away from her.
The pleasure of food
Indeed one will not find pleasure of food when ill, so how will he find pleasure in worship whilst sinning?
A loaf of bread with pickles
We used to pass by [Imaam] al-Baghawee, and ad-Daaraqutnee [who at the time was only] a small boy, would walk behind us - in his hand was a loaf of bread with pickles on it.
Speaking too much and eating too much
[There are] two things that harden the heart: speaking too much and eating too much.
Total control over hunger
He who has total control over his stomach (hunger), attains total control over [the ability to perform] all righteous actions.
Eating too much
It used to be said that eating too much diminishes [the ability] to express [one's] understanding, and leads to hardness [of the heart] and [too much] sleep.
I am amazed at the people who take care of themselves
I am amazed at the people who take care of themselves by eating food out of fear of dying, yet do not protect themselves from sins out of fear of the Fire.