عنْهُ عَلَيْهِ اَلسَّلاَمُ قَالَ: يَا إِسْحَاقُ خَفِ اَللَّهَ كَأَنَّكَ تَرَاهُ فَإِنْ لَمْ تَرَاهُ فَإِنَّهُ يَرَاكَ
Imam Sadiq (as) states: fear God-Almighty as though you are actually seeing Him, and even if you do not see Him, He sees you.
source : erfan.ir
