2 verses have
aamin
in Edition English Transliteration / Al-Ahqaf (The Dunes)

46:17Wallazee qaala liwaali daihi uffil lakumaaa ata'idanineee an ukhraja wa qad khalatil quroonu min qablee wa humaa yastagheesaanil laaha wailaka aamin inna wa'dal laahi haqq, fa yaqoolu maa haazaaa illaaa asaateerul awwaleen

46:31Yaa qawmanaaa ajeeboo daa'iyal laahi wa aaminoo bihee yaghfir lakum min zunoobikum wa yujirkum min 'azaabin aleem