Sahih Bukhari
Prophetic Commentary on the Quran (Tafseer of the Prophet (PBUH))
Volume: 006 / Book Number: 060 / Hadith Number: 205
Narrated 'Amr:
Ibn 'Abbas recited:-- "No doubt! They fold up their breasts in order to hide from Him. Surely! Even when they cover themselves with their garments.." (11.5)