'Empty' in the Bible

And they said, If ye send away the ark of the God of Israel, send it not empty; ye must at any rate return him a trespass-offering: then ye shall be healed, and it shall be known to you why his hand is not removed from you.

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

And the king sat on his seat, as at other times, on the seat by the wall; and Jonathan arose, and Abner sat by Saul's side, and David's place was empty.

And it came to pass the next day after the new moon, the second day of the month, as David's place was empty, that Saul said to Jonathan his son, Why has not the son of Jesse come to table, neither yesterday nor to-day?