1 Samuel 20:18

Then said Jonathan unto him - To-morrow, is the new moon, and thou wilt be missed, for thy seat will be empty;

1 Samuel 20:5

And David said unto Jonathan - Lo! the new moon, is to-morrow, and, I, must not sit with the king, to eat, - let me go then, and hide myself in the field, until the evening.

1 Samuel 20:25

yea the king sat down on his seat, as at other times, by the seat against the wall, and, when Jonathan arose, Abner seated himself by the side of Saul, - but David's place was empty.

Treasury of Scripture Knowledge

Summary

Then Jonathan said to David, To morrow is the new moon: and thou shalt be missed, because thy seat will be empty.

New moon

Bible References

New moon

1 Samuel 20:5
And David said unto Jonathan - Lo! the new moon, is to-morrow, and, I, must not sit with the king, to eat, - let me go then, and hide myself in the field, until the evening.