Numbers 4:20
They shall not go in to see when the holy things are covered, lest they die.
Exodus 19:21
And the LORD said unto Moses, Go down, charge the people lest they break through the bounds to gaze upon the LORD, and many of them perish.
1 Samuel 6:19
Then God smote those of Bethshemesh because they had looked at the ark of the LORD; he smote fifty thousand of the people and seventy principal men. And the people lamented because the LORD had smitten the people with such a great slaughter.
Leviticus 10:2
And there went out fire from the LORD and devoured them, and they died before the LORD.
Numbers 4:15
And when Aaron and his sons have made an end of covering the sanctuary and all the vessels of the sanctuary when the camp is to set forward, after that, the sons of Kohath shall come to bear it, but they shall not touch any holy thing, lest they die. These things are the burden of the sons of Kohath in the tabernacle of the testimony.
Numbers 4:19
but thus do unto them that they may live, and not die, when they approach unto the holy of holies: Aaron and his sons shall come and place each one of them in his ministry and to his burden.
Hebrews 10:19-20
Having therefore, brethren, boldness to enter into the sanctuary by the blood of Jesus,
Revelation 11:19
And the temple of God was opened in heaven, and the ark of his testament was seen in his temple: and there were lightnings and voices and thunderings and earthquakes and great hail.