Sahih Muslim
The Book on Salutations and Greetings (Kitab As-Salam)
Book Number: 026 / Hadith Number: 5503
Ibrahim b. Sa'd b. Abu Waqqas reported: Usama b. Zaid and Sa'd had been sitting and they had been conversing and they said this: This hadith has been transmitted by Ibrahim b. Sa'd b. Malik on the authority of his father.