55 : 18
فَبِأَيِّ ءَالَآءِ رَبِّكُمَا تُكَذِّبَانِ
Then which of the favors of your Lord will you deny?
Ayah 18 of الرَّحمٰن (55 : 18). This page carries the verse in the Uthmani script with a translation of its meaning, at a stable URL that can be cited on its own.
فَبِأَيِّ ءَالَآءِ رَبِّكُمَا تُكَذِّبَانِ
Then which of the favors of your Lord will you deny?