ßÊÇÈ ÇáÇÓÊÆÐÇä : Hadeeth No:5874 : Abu Bakra: Allah's Apostle said, "Shall I inform you of the biggest of the great sins?" They said, "Yes, O Allah's Apostle!" He said, "To join partners in worship with Allah, and to be undutiful to one's parents. "...

ßÊÇÈ ÝÖÇÆá ÇáÕÍÇÈÉ : Hadeeth No:3465 : 'Abdullah bin Az-Zubair: During the battle of Al-Ahzab, I and 'Umar bin Abi-Salama were kept behind with the women. Behold! I saw (my father) Az-Zubair riding his horse, going to and coming from Bani Quraiza twice or thrice. So when I came back I said, "O my father! I saw you going to and coming from ...