Qays bin Abi Hazim said: Sayyiduna Jarir and al-Ash'ath bin Qays (may Allah be pleased with them both) were together at a funeral, and al-Ash'ath put Jarir forward, so he led the funeral prayer.
Hadith Referenceالمعجم الكبير للطبراني / باب الجيم / 2203