(9) باب كَرَاهَةِ الشُّرُوعِ فِي نَافِلَةٍ بَعْدَ شُرُوعِ الْمُؤَذِّنِ
A hadith like this has been reported by Ishaq with the same chain of transmitters. (IT)
Reference (IT): Sahih Muslim 710 c (IT)
In-book reference (IT): Book 6, Hadith 77 (IT)
USC-MSA web (English) reference(deprecated numbering scheme): Book 4, Hadith 1533 (IT)