Sahih Muslim | Book 7 | Hadith Number 3173

Narrated by Abu Sa'id al-Kbudri (Allah be pleased with him)
Abu Sa'id al-Kbudri (Allah be pleased with him) reported that Allah's Messenger (may peace be upon him) said: O Allah, bless us in our sa' and mud and shower with its blessings two other blessings (multiply blessings showered upon it).