Bible Verses About Aliens: David's kindness to

Then sayde the King to Ittai the Gittite, Wherefore commest thou also with vs? Returne aud abide with the King, for thou art a stranger: depart thou therefore to thy place.

Thou camest yesterday, and should I cause thee to wander to day and go with vs? I will goe whither I can: therefore returne thou and cary againe thy brethren: mercy and trueth be with thee.