Surah Al-Anfal, ayah 2

8:2

إِنَّمَا ٱلۡمُؤۡمِنُونَ ٱلَّذِينَ إِذَا ذُكِرَ ٱللَّهُ وَجِلَتۡ قُلُوبُهُمۡ وَإِذَا تُلِيَتۡ عَلَيۡهِمۡ ءَايَٰتُهُۥ زَادَتۡهُمۡ إِيمَٰنٗا وَعَلَىٰ رَبِّهِمۡ يَتَوَكَّلُونَ ٢

Innamal-mu'minūnal-ladhīna idhā dhukirallāhu wajilat qulūbuhum wa idhā tuliyat 'alayhim āyātuhū zādathum īmānan wa'alā rabbihim yatawakkalūn

The believers are only those who, when Allāh is mentioned, their hearts become fearful, and when His verses are recited to them, it increases them in faith; and upon their Lord they rely -