ف َهُوَ ‹الحَجَرُ الَّذِي رَفَضْتُمُوهُ أيُّها البَنّاؤُونَ، وَالَّذِي صارَ حَجَرَ الأساسِ.›
This is the Stone which was despised and rejected by you, the builders, but which has become the Head of the corner.