'Once' in the Bible

Now therefore, please forgive my sin only this once, and make supplication to the Lord your God, that He would only remove this death from me.”

Aaron shall make atonement on its horns once a year; he shall make atonement on it with the blood of the sin offering of atonement once a year throughout your generations. It is most holy to the Lord.”

Then the Lord spoke to Moses, “Go down at once, for your people, whom you brought up from the land of Egypt, have corrupted themselves.