whenever a sura is sent down to thee some of them say which of you has this increased in belief? as for the believers them it has increased in belief and they are joyful.
وإذا ما أنزلت سورة فمنهم من يقول أيكم زادته هذه إيمانا فأما الذين آمنوا فزادتهم إيمانا وهم يستبشرون