38وَعادًا وَثَمودَ وَقَد تَبَيَّنَ لَكُم مِن مَساكِنِهِم ۖ وَزَيَّنَ لَهُمُ الشَّيطانُ أَعمالَهُم فَصَدَّهُم عَنِ السَّبيلِ وَكانوا مُستَبصِرينَAhmed & SamiraAnd Aad , and Thamud , and had been clarified/shown/explained to you from their residences, and the devil decorated/beautified for them their deeds , so he prevented/obstructed them from the road/path and they were seeing/knowing/understanding.