It was narrated that:
Abu Salamah said: "I asked Aishah: 'How much was the dowry of the wives of the Prophet?' She said: 'The dowry he gave to his wives was twelve Uqiyyah and a Nash (of silver). Do you know what a Nash is? It is one half of an Uqiyyah. And that is equal to to five hundred Dirham.' " (FR)
English reference (FR): Vol. 3, Book 9, Hadith 1886 (FR)
Arabic reference (FR): Book 9, Hadith 1960 (FR)