The Messenger of Allah ﷺ called out for both of them together, or made talbiyah for both of them together.
حدثنا روح ومحمد بن جعفر قالا حدثنا سعيد عن قتادة
أن رسول الله ﷺ صرخ بهما جميعا أو لبى بهما جميعا
No references are available.
Its isnad is sahih. It has already appeared under 12030.