Al-Kāfi
Hadith 2954ـ عَلِيُّ بْنُ إِبْرَاهِيمَ عَنْ أَبِيهِ عَنِ ابْنِ أَبِي عُمَيْرٍ عَنْ حَمَّادِ بْنِ عُثْمَانَ عَنْ أَبِي عَبْدِ الله (عَلَيْهِ السَّلاَم) قَالَ قَالَ أَمِيرُ الْمُؤْمِنِينَ صَلَوَاتُ الله عَلَيْهِ لا تَجُوزُ شَهَادَةُ النِّسَاءِ فِي الْهِلالِ وَلا تَجُوزُ إِلاَّ شَهَادَةُ رَجُلَيْنِ عَدْلَيْنِ.
4. Ali ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr from Hammad ibn ‘Uthaman who has said the following: “Abu ‘Abd Allah (a.s.), has said that ’Amir al-Mu’minin (a.s.), has said, ‘Testimony of women about the crescent is not admissible, only the testimony of two just witnesses is accepted.’”