The Messenger of Allah ﷺ said, "No father has given his child a gift better than good manners."
حدثنا عبد الله قال حدثنا عبيد الله بن عمر القواريري وخلف بن هشام قالا حدثنا عامر بن أبي عامر الخزاز
قال رسول الله ﷺ ما نحل والد ولده نحلا أفضل من أدب حسن
Its isnad is daif because of Amir bin Abu Amir Khazzaz, who is here attributed to his grandfather, being Amir bin Salih bin Rustum bin Abu Bakr bin Amir. They spoke a great deal about his memory, to the point that Ibn Hibban accused him of fabrication. The rest of the narrators have all been previously discussed. See 15339.As for Khalaf bin Hisham, whom Ahmad paired with Ubaydullah, he is the well known trustworthy Quran reciter, whom the scholars of recitation call Khalaf the Tenth.