كَذَلِكَ يُبَيِّنُ اللّهُ لَكُمْ ايَاتِهِThus Allah makes clear His Ayat (Laws) to you,meaning, what He allows, forbids, requires, His set limits, His commandments and His prohibitions are all explained and made plain and clear for you. He did not leave any matter in general terms if you needed the specifics.لَعَلَّكُمْ تَعْقِلُونَin order that you may understand.meaning, understand and comprehend