1 Samuel 20:5 KJV
And David said unto Jonathan, Behold, to morrow is the new moon, and I should not fail to sit with the king at meat: but let me go, that I may hide myself in the field unto the third day at even.
1 Samuel 20:5, King James Version
In context
4 Then said Jonathan unto David, Whatsoever thy soul desireth, I will even do it for thee.
5 And David said unto Jonathan, Behold, to morrow is the new moon, and I should not fail to sit with the king at meat: but let me go, that I may hide myself in the field unto the third day at even.
6 If thy father at all miss me, then say, David earnestly asked leave of me that he might run to Beth–lehem his city: for there is a yearly sacrifice there for all the family.