1 verse has
أَئِنَّا
in Edition Uthmani / As-Saaffaat (Those drawn up in Ranks)

36:37وَيَقُولُونَ أَئِنَّا لَتَارِكُوٓا۟ ءَالِهَتِنَا لِشَاعِرٍۢ مَّجْنُونٍۭ