It would be much more comfortable for both of us if you would give me your word not to try to escape, or to go back, or to leave my camp, or cause your men to leave my camp, or anything like that. (Google)
If your words possess enough value to move mountains, if they can do everything they say, then, my lord, papers are unnecessary if you give me your word. (Googlebooks)
Give me your word here and now that you will do the next thing that I ask of you, whatever it is, if it is in your power. (Google)