that the Messenger of Allah (ﷺ) said: "Sam was the father of Arabs, Yafith was the father of Romans, and Ham was the father of Ethiopians."
Jami` at-Tirmidhi Book 49, Hadith 331
← Previous Hadith that the Messenger of Allah (ﷺ) said: "The people will flee from the Dajjal such that they will go to the mountains." Umm Sharik said: "O Messenger of Allah! Where will the Arabs be that day?" He said: "They will be few."

Jami` at-Tirmidhi Book 49, Hadith 330 Next Hadith → "Al-'Ajam (non-Arabs) were mentioned before the Messenger of Allah (ﷺ) so the Prophet (ﷺ) said: 'I am supported more by them, or, by some of them, than I am by you, or some of you.'"

Jami` at-Tirmidhi Book 49, Hadith 332