Sunan At-Tirmidhi
Hadith #1660
Narrated Abu Sa’id Al Khudri : that the Messenger of Allah (ﷺ) was asked: ""Which of the people are most virtuous?"" He said: ""A man who take part in Jihad in Allah's cause."" They said: ""Then whom?"" He said: ""Then a believer who stays in one of the mountains path out of Taqwa for his Lord, leaving the people secure from his evil."" [Abu 'Eisa said:] This Hadith is Hasan Sahih