Hadith #174
English (English)The five prayers, from Jumuah to Jumuah and from Ramadan to Ramadan, wipes out all the sins that are between them, as long as one abstains from major sins.
Reference: صحيح مسلم، کتاب الطهارة، باب الصلاة الخمس۔۔۔الخ، الحدیث 233