That the Prophet would not fast any month of the year in full except Shaban and he used to join it to Ramadan.
Sunan an-Nasa'i Book 22, Hadith 264
← Previous Hadith That the Messenger of Allah would not fast any two consecutive months except Shaban and Ramadan.

Sunan an-Nasa'i Book 22, Hadith 263 Next Hadith → "The Messenger of Allah did not fast any month more than Shaban; he used to fast (all of) it, or most of it."

Sunan an-Nasa'i Book 22, Hadith 265