"And the men who remember Allah abundantly and the women who remember Allah abundantly, Allah has prepared for them forgiveness and a great reward." [سورة الأحزاب:35]
"O human! Remember your Lord in your heart with humility and fear, and with a low voice rather than a loud one, morning and evening, and do not be among the heedless." [سورة الأعراف:205]
The Messenger of Allah (peace be upon him) said: "The example of the one who remembers his Lord and the one who does not remember his Lord is like the living and the dead." [صحیح بخاری:6407]
And in Muslim, the wording is: «مَثَلُالْبَيْتِالَّذِييُذْكَرُاللهُفِيهِ،وَالْبَيْتِالَّذِيلَايُذْكَرُاللهُفِيهِ،مَثَلُالْحَيِّوَالْمَيِّتِ» "The example of the house in which Allah is remembered and the house in which Allah is not remembered is like the living and the dead." [صحیح مسلم:779]