I asked Aisha, the mother of the believers, "What necessitates performing the ritual bath (ghusl)?" She replied, "Do you not know? Your likeness is like that of a young rooster, you hear the hen coo and you respond by crowing along with her. If the circumcision has surpassed the circumcision (i.e., sexual intercourse has taken place), then the ritual bath becomes obligatory."
سَأَلْتُ عَائِشَةَ أُمَّ الْمُؤْمِنِينَ ؓ مَا يُوجِبُ الْغُسْلَ؟ فَقَالَتْ أَتَدْرِي مَا مَثَلُكَ يَا أَبَا سَلَمَةَ مَثَلُكَ مَثَلُ الْفُرُوخِ تَسْمَعُ الدِّيَكَةَ تَصِيحُ فَتَصْرُخُ مَعَهَا إِذَا جَاوَزَ الْخِتَانُ الْخِتَانَ فَقَدْ وَجَبَ الْغُسْلُ