Musnad Abu Ya'la al-Mawsili 155:75

Abu Khaythama narrated to us, Yahya ibn Sa'id narrated to us, and Muhammad ibn al-Minhal narrated to us, Yazid ibn Zuray' narrated to us, they both said: Muhammad ibn 'Amr narrated to us, he said: Abu Salama narrated to me, from Abu Hurayrah, from the Prophet (may Allah bless him and grant him peace), he said: "Do not prevent the female servants of Allah from the mosques of Allah, and let them go out while they are not perfumed."