Muhammad bin Khazim al-Darir محمد بن خازم أبو معاوية الضرير · Chapters on Seeking Permission

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."

that he asked Anas bin Malik: "Did the Companions of the Messenger of Allah (ﷺ) use to shake each other's hand?" He said, "Yes."

that the Prophet (ﷺ) said: "taking hold of the hand is from the completeness of the greeting."

that the Messenger of Allah (ﷺ) said: "From the complete of visiting the ill is that one of you place his hand on his forehead" - or he said - "on his hand, and ask him how he is. And shaking hands completes your greetings among each other."