منْ نَظَرَ إِلى مُؤْمِنٍ نَظْرَةً لِيُخِيفَهُ بِهَا، أَخَافَهُ اللَّهُ- عَزَّ وَ جَلَّ- يَوْمَ لَاظِلَّ إِلَّا ظِلُّهُ.
The Prophet Muhammad (S):
He who looks at a believer with a look that scares him, Allah, the most High, will scare him on the Day when no shade will avail except His Shade.
Source:
al-Kāfī
Vol4
P107
ID: 16969