Sayyiduna Abdullah bin Mas'ud (may Allah be pleased with him) says: The person who shot the first arrow in the path of Allah was Sayyiduna Sa'd (may Allah be pleased with him).
Al-Tabarani recorded it in al-Mu'jam al-Kabir and al-Mu'jam al-Awsat. Its chain contains al-Ala' bin Amr al-Hanafi, who is matruk (abandoned).
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب المناقب / 14860
Hadith Gradingمحدثین:ضعیف جداً
Hadith Takhrij«اخرجه الطبراني فى المعجم الكبير (10241)»