[Machine] "That is slanderous, this is a great fabrication." He means by "slender" the great false accusation, like his saying about Mary, "And their saying about Mary is a great slander."
أَنْ نَتَكَلَّمَ بِهَذَا سُبْحَانَكَ هَذَا بُهْتَانٌ عَظِيمٌ} يُرِيدُ بِالْبُهْتَانِ الِافْتِرَاءَ الْعَظِيمَ مِثْلَ قَوْلِهِ فِي مَرْيَمَ {وَقَوْلُهُمْ عَلَى مَرْيَمَ بُهْتَانًا عَظِيمًا}