133وَقالوا لَولا يَأتينا بِآيَةٍ مِن رَبِّهِ ۚ أَوَلَم تَأتِهِم بَيِّنَةُ ما فِي الصُّحُفِ الأولىٰT. B. IrvingThey say: "If he would only bring us some sign from his Lord!" Has not evidence already reached them about what was in the early scriptures?