It was narrated from ‘Awn ibn Abi Juhayfah that his father said: When Ja’far came after he had migrated to Abyssinia, the Prophet (صلى الله عليه و آله وسلم) embraced him and kissed him between the eyes. (Abu Dawud in Sunan, Ibn Abi Shaybah in Musannaf and Tabarani in al-Kabeer 2/108).