Atiyyah bin Qays narrated that Umm Habibah (may Allah be pleased with her) was in the land of Abyssinia with Ja'far bin Abi Talib (may Allah be pleased with him), and that the Prophet (peace and blessings be upon him) married her, and al-Najashi paid four hundred dinars as dowry (mahr) on his (peace and blessings be upon him) behalf.
Hadith Referenceالمعجم الكبير للطبراني / مسند النساء / 19798