'Promise' in the Bible

Then said they, We will restore them, and will require nothing of them; so will we do as thou sayest. Then I called the priests, and took an oath of them, that they should do according to this promise.

Also I shook my lap, and said, So God shake out every man from his house, and from his labour, that performeth not this promise, even thus be he shaken out, and emptied. And all the congregation said, Amen, and praised the LORD. And the people did according to this promise.

You found his heart faithful in Your sight,and made a covenant with himto give the land of the Canaanites,Hittites, Amorites, Perizzites,Jebusites, and Girgashites—to give it to his descendants.You have kept Your promise,for You are righteous.