Transliteration - Surah Ar-Rahman, ayah 13

Transliteration of Surah Ar-Rahman, ayah 13 (55:13)

فَبِأَيِّ ءَالَآءِ رَبِّكُمَا تُكَذِّبَانِ ١٣
Fabi-ayyi ala-i rabbikumatukaththiban