After the completion of this work in 1777, Mengs returned to Rome, where he died two years later, in poor circumstances, leaving twenty children, seven of whom were pensioned by the king of Spain.
在1777年完成这项工作后，门斯返回罗马，两年后在困境中去世，留下了20个孩子，其中7人由西班牙国王发放抚恤金。