'There's' in the Bible

the Israelites counterattacked. Benjamin had begun to strike down the Israelites; they struck down about thirty men. They said, "There's no doubt about it! They are totally defeated as in the earlier battle."

Then Saul said to David, "Here's my oldest daughter, Merab. I want to give her to you in marriage. Only be a brave warrior for me and fight the battles of the Lord." For Saul thought, "There's no need for me to raise my hand against him. Let it be the hand of the Philistines!"

The priest replied, "The sword of Goliath the Philistine, whom you struck down in the valley of Elah, is wrapped in a garment behind the ephod. If you wish, take it for yourself. Other than that, there's nothing here." David said, "There's nothing like it! Give it to me!"