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. (JA)
English reference (JA): Book 11, Hadith 1321 (JA)
Arabic reference (JA): Book 11, Hadith 1294 (JA)