'Greetings' in the Bible

he sent ten servants, saying to them, "Go up to Carmel to see Nabal and give him greetings in my name.

Then Ahimaaz called out and said to the king, "Greetings!" He bowed down before the king with his face toward the ground and said, "May the Lord your God be praised because he has defeated the men who opposed my lord the king!"

Elisha told Gehazi, "Tuck your robes into your belt, take my staff, and go! Don't stop to exchange greetings with anyone! Place my staff on the child's face."

The king sent the following response: "To Rehum the commander, Shimshai the scribe, and the rest of their colleagues who live in Samaria and other parts of Trans-Euphrates: Greetings!

The report they sent to him was written as follows: "To King Darius: All greetings!