abrahams pleading forgiveness for his father was only to fulfill a promise he had made him. so when it became manifest to him that he was an enemy of god he repudiated him. indeed abraham was most plaintive and forbearing.
وما كان استغفار إبراهيم لأبيه إلا عن موعدة وعدها إياه فلما تبين له أنه عدو لله تبرأ منه إن إبراهيم لأواه حليم