يَٰٓأَيُّهَا ٱلَّذِينَ ءَامَنُوا۟
“Yaa Ayyuhal ladheena Aamanoo”
1) It appears 89 times in Quran
2) The highest times appeared is in Surah Maida 16 times
Source
Quran
Surah – Verse
Baqarah – 11
Al-Imran – 7
Nisa – 9
Maidah – 16
Anfal – 6
Taubah – 6
Hajj – 1
Noor – 3
Ahzab – 7
Muhammad – 2
Hujurat – 5
Hadeed – 1
Mujadilah – 3
Hashr – 1
Muhammad – 3
Saff – 3
Jumuah – 1
Munafiqoon – 1
Taghabun – 1
Tahreem – 2
Total – 89