(1) باب
Narrated Ubayy b. Ka'b:
"Say, in the bounty of Allah, and in His mercy- in that let you rejoice." (RU)
Reference (RU): Sunan Abi Dawud 3980 (RU)
In-book reference (RU): Book 32, Hadith 12 (RU)
English translation (RU): Book 31, Hadith 3969 (RU)