2 Samuel 15:19

Then the king said to Ittai the Gittite, “Why should you go with us, too? Go back and stay with the king [of your own country], for you are a foreigner and an exile as well; return to your own place.

2 Samuel 18:2

Then David sent the army out, a third under the command of Joab, a third under Abishai the son of Zeruiah, Joab’s brother, and a third under the command of Ittai the Gittite. And the king said to the men, “I myself will certainly go out [to fight] with you.”

Ruth 1:11-13

But Naomi said, “Go back, my daughters, why should you go with me? Do I still have sons in my womb that may become your husbands?

Treasury of Scripture Knowledge

Summary

Then said the king to Ittai the Gittite, Wherefore goest thou also with us? return to thy place, and abide with the king: for thou art a stranger, and also an exile.

Bible References

Ittai

2 Samuel 18:2
Then David sent the army out, a third under the command of Joab, a third under Abishai the son of Zeruiah, Joab’s brother, and a third under the command of Ittai the Gittite. And the king said to the men, “I myself will certainly go out [to fight] with you.”
Ruth 1:11
But Naomi said, “Go back, my daughters, why should you go with me? Do I still have sons in my womb that may become your husbands?