"They said: 'O Messenger of Allah! When two men meet, which of them initiates the Salam?' He said: 'The nearest of them to Allah.'"
Jami` at-Tirmidhi Book 42, Hadith 7
← Previous Hadith that 'Aishah narrated to him that he Messenger of Allah (ﷺ) said to her: "Indeeed Jibril has sent Salam to you." She said: "And upon him be peace and the mercy of Allah and His Blessings."

Jami` at-Tirmidhi Book 42, Hadith 6 Next Hadith → from his father, from his grandfather, that the Messenger of Allah (ﷺ) said: "He is not one of us who resembles other than us, no who resembles the Jews nor the Christians. For indeed greeting of the Jews is pointing the finger, and the greeting of the Christians is waving with the hand."

Jami` at-Tirmidhi Book 42, Hadith 8