فَبِأَىِّ ءَالَآءِ رَبِّكُمَا تُكَذِّبَانِ
So which of the endowments of your Lord will you two treat as a lie?
Roots in this verse: ا ل و (Alw), ر ب ب (rbb), ك ذ ب (k*b)