Narrated Abu Huraira:
Allah's Messenger (ﷺ) was asked, "Who are the most honorable of the people?" The Prophet (ﷺ) said, "The most honorable of them in Allah's Sight are those who keep their duty to Allah and fear Him. They said, "We do not ask you about that." He said, "Then the most honorable of the people is Joseph, Allah's prophet, the son of Allah's prophet, the son of Allah's prophet, the son of Allah's Khalil i.e. Abraham) They said, "We do not ask you about that." The Prophet (ﷺ) said, Do you ask about (the virtues of the ancestry of the Arabs?" They said, "Yes," He said, "Those who were the best amongst you in the Prelslamic Period are the best amongst you in Islam if they comprehend (the Islamic religion).
USC-MSA web (English) reference: Vol. 6, Book 60, Hadith 211
Arabic reference: Book 65, Hadith 4689