Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
muslim:1815bQutaybah b. Saʿīd > Ḥātim Bihadhā al-Isnād Ghayr

The (foregoing) tradition has also been narrated on the authority of Hatim through the same chain of transmitters with the difference that according to this version both these types of expeditions were seven in number.  

مسلم:١٨١٥bوَحَدَّثَنَا قُتَيْبَةُ بْنُ سَعِيدٍ حَدَّثَنَا حَاتِمٌ بِهَذَا الإِسْنَادِ غَيْرَ

أَنَّهُ قَالَ فِي كِلْتَيْهِمَا سَبْعَ غَزَوَاتٍ