Sunan At-Tirmidhi

Narrated Abu Harun [Al-'Abdi]:from Abu Sa'eed Al-Khudri that the Prophet (ﷺ) said: ""Men will come to you from the direction of the east to learn. So when they come to you then exhort them to good."" He said: ""When Abu Sa'eed saw us he would say: 'Welcome with the exhortation of the Messenger of Allah, may the peace and blessings of Allah be upon him and his family