set bounds

Exodus 19:21, 23
and the LORD said to him, "Go down and warn the people not to break through to see the LORD, lest many of them perish. . . .

Joshua 3:4
But keep a distance of about two thousand cubits between yourselves and the ark. Do not go near it, so that you can see the way to go, since you have never traveled this way before."

take

Exodus 10:28
"Depart from me!" Pharaoh said to Moses. "Make sure you never see my face again, for on the day you see my face, you will die."

Exodus 34:12
Be careful not to make a treaty with the inhabitants of the land you are entering, lest they become a snare in your midst.

Deuteronomy 2:4
and command the people: 'You will pass through the territory of your brothers, the descendants of Esau, who live in Seir. They will be afraid of you, so you must be very careful.

Deuteronomy 4:9
Only be on your guard and diligently watch yourselves, so that you do not forget the things your eyes have seen, and so that they do not slip from your heart as long as you live. Teach them to your children and grandchildren.

or touch

Hebrews 12:20, 21
For they could not bear what was commanded: "If even an animal touches the mountain, it must be stoned." . . .