1 Samuel 20:6
"If thy father at all miss me, then say, David earnestly asked leave of me that he might run to Bethlehem his city: for there is a yearly sacrifice there for all the family."
Cross References (ranked by relevance)
And they answered them, and said, He is; behold, he is before you: make haste now, for he came to day to the city; for there is a sacrifice of the people to day in the high place:
And Saul said to him, Whose son art thou, thou young man? And David answered, I am the son of thy servant Jesse the Bethlehemite.
But unto the place which the LORD your God shall choose out of all your tribes to put his name there, even unto his habitation shall ye seek, and thither thou shalt come:
Hath not the scripture said, That Christ cometh of the seed of David, and out of the town of Bethlehem, where David was?