Exodus 19:12-13
Read Exodus 19 in full →12“And you shall set bounds for the people all around, saying, ‘1Beware that you do not go up on the mountain or touch the border of it; awhoever touches the mountain shall surely be put to death. 13‘No hand shall touch him, but ahe shall surely be stoned or surely 1shot through; whether beast or man, he shall not live.’ When the ram’s horn sounds a long blast, they shall come up to bthe mountain.”