Best Form Of Zikr Islamic Quote
Qur'an states:
يَا أَيُّهَا الَّذِينَ آمَنُوا اذْكُرُوا اللَّهَ ذِكْرًا كَثِيرًا
Translation: O you who Believe, make abundant remembrance of ALLAH!" (33:41)

Zikr e Ilahi Islamic Quote
Qur'an states:
يَا أَيُّهَا الَّذِينَ آمَنُوا اذْكُرُوا اللَّهَ ذِكْرًا كَثِيرًا
Translation: O you who Believe, make abundant remembrance of ALLAH!" (33:41)

Allah Remembrance Quranic Quote
Qur'an states:
يَا أَيُّهَا الَّذِينَ آمَنُوا اذْكُرُوا اللَّهَ ذِكْرًا كَثِيرًا
Translation: O you who Believe, make abundant remembrance of ALLAH!" (33:41)

Afzal Qalam 
Abu Hurairah (May Allah be pleased with him) reported: The Messenger of Allah (PBUH) said, “He who recites in the morning and in the evening the statement: `Subhan-Allahi wa bihamdihi (Allah is free from imperfection and I begin with praising Him)’ one hundred times, will not be surpassed on the Day of Resurrection by anyone with better deeds than one who utters the same words or utters more of these words.”
"SUBHAN-ALLAHI WA BIHAMDIHI". Hazrat Abu Zer (R.A) se rawayt hai ky Rasool S.A.W se deryaft kiya gya: Afzal qalam konsa hai?Ap S.A.W ny arshad fermaya: Afzal qalam wo hai jis ko Allah ny apny farishton yan apny bandon ky liay pasand fermaya hai, Wo "SUBHAN-ALLAHI WA BIHAMDIHI" hai. 

Zikr Quranic Quote/Verse
Qur'an states:
يَا أَيُّهَا الَّذِينَ آمَنُوا اذْكُرُوا اللَّهَ ذِكْرًا كَثِيرًا
Translation: O you who Believe, make abundant remembrance of ALLAH!" (33:41)