'Witness' in the Bible

also the golden mice, according to the number of all the cities of the Philistines belonging to the five lords, both fortified cities and [unwalled] country villages. The large stone on which the Levites set the ark of the Lord remains a witness to this day in the field of Joshua of Beth-shemesh.

Samuel said to them, “The Lord is a witness against you, and [Saul] His anointed is a witness this day that you have not found anything in my hand.” And they answered, “He is a witness.”

Then Jonathan said to David, “The Lord, the God of Israel, is my witness! When I have sounded out my father about this time tomorrow, or the third day, behold, if he has a good feeling toward you, shall I not then send word to you and make it known to you?