Sahih al-Bukhari 5083
Book 67: Wedlock, Marriage (Nikaah) · Hadith 21
Hadith text
Narrated Abu Burda's father:Allah's Messenger (ﷺ) said, any man who has a slave girl whom he educates properly, teaches good manners, manumits and marries her, will get a double reward And if any man of the people of the Scriptures believes in his own prophet and then believes in me too, he will (also) get a double reward And any slave who fulfills his duty to his master and to his Lord, will (also) get a double reward
Abu Burda ke waalid bataate hain: Allah ke Rasool (SAW) ne farmaya, 'Jo aadmi apni launDi ko achhi tarah taleem de, achhe akhlaaq sikhaaye, phir use azaad karke usse nikaah kare, use dohra ajr milega. Aur agar Ahl-e-Kitaab mein se koi apne Nabi par Iman laaya ho aur phir mujhpar bhi Iman laaye, to use bhi dohra ajr milega. Aur jo ghulaam apne maalik aur apne Rab dono ke haq poore kare, use bhi dohra ajr milega.'
Sahih al-Bukhari 5083 · Book 67, Hadith 21