سَمِعْتُ أَبَا عَبْدِ اللَّهِ ع يَقُولُ لِمَوْلًى لَهُ انْطَلِقْ فَقُلْ لِلْقَاضِي قَالَ رَسُولُ اللَّهِ ص حَدُّ الْمَرْأَةِ أَنْ يُدْخَلَ بِهَا عَلَى زَوْجِهَا ابْنَةُ تِسْعِ سِنِينَ.
The Messenger of Allah (sw) said, 'The limit for a woman by which her husband can have sex with her is when she is nine years old.'"