Ali 'Imran 3:102

Ya ayyuha allatheena amanooittaqoo Allaha haqqa tuqatihi walatamootunna illa waantum muslimoon

O you who have believed, fear Allāh as He should be feared and do not die except as Muslims [in submission to Him].

O you who believe, fear Allah, as He should be feared, and let not yourself die save as Muslims.