Not seeing (mh blepwn). The usual negative mh of the participle. It was a crisis for Saul, this sudden blindness for three days (hmera trei, accusative of extent of time). Later ( Galatians 4:15 ) Paul has an affection of the eyes which may have been caused by this experience on the road to Damascus or at least his eyes may have been predisposed by it to weakness in the glare of the Syrian sun in the land where today so much eye trouble exists. He neither ate nor drank anything, for his appetite had gone as often happens in a crisis of the soul. These must have been days of terrible stress and strain.