1 Samuel 20:18

Then Jonathan said to him, "Tomorrow is the new moon: and you will be missed, because your seat will be empty.

1 Samuel 20:5

David said to Jonathan, "Behold, tomorrow is the new moon, and I should not fail to dine with the king; but let me go, that I may hide myself in the field to the third day at evening.

1 Samuel 20:25

The king sat on his seat, as at other times, even on the seat by the wall; and Jonathan stood up, and Abner sat by Saul's side: 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
David said to Jonathan, "Behold, tomorrow is the new moon, and I should not fail to dine with the king; but let me go, that I may hide myself in the field to the third day at evening.