God's Prophet (a.s) said: “Whenever one of you get up to leave a meeting, say “Salam” to depart.”
وقال رسول الله (صلى الله عليه وآله): إذا قام أحدكم من مجلسه فليودعهم بالسلام.
Similar narrations
Mishkāt al-Anwār #1178God's Prophet (a.s) said: “Whenever you enter a meeting, greet others. Do not leave the meeting in the middle of it. When you get up to...