Makhul (RAA) narrated, 'The Messenger of Allah (ﷺ) set up the ballista while attacking the people of at-Ta'if`.' Related by Abu Dawud with a trustworthy chain of narrators, but it is hadith Mursal. (AR)
English reference (AR): Book 11, Hadith 1321 (AR)
Arabic reference (AR): Book 11, Hadith 1294 (AR)