In-book : Book 5, Hadith 159
USC-MSA web (English) : Book 4, Hadith 1214 (deprecated)
5. The Book of Mosques and Places of Prayer
باب بَيَانِ نُقْصَانِ الإِيمَانِ بِالْمَعَاصِي وَنَفْيِهِ عَنِ الْمُتَلَبِّسِ بِالْمَعْصِيَةِ عَلَى إِرَادَةِ نَفْيِ كَمَالِهِ