Hebrews 9:4

In it is the gold incense-altar, and the Ark containing the Covenant, completely covered with gold. In the Ark is a gold casket containing the manna, Aaron's rod that budded, and the tablets on which the Covenant was written;

Revelation 11:19

Then the Temple of God in Heaven was opened, and the Ark containing his Covenant was seen in his Temple; and there followed 'flashes of lightning, cries, peals of thunder,' an earthquake, and 'a great storm of hail.'

Treasury of Scripture Knowledge

Summary

And they shall make an ark of shittim wood: two cubits and a half shall be the length thereof, and a cubit and a half the breadth thereof, and a cubit and a half the height thereof.

Bible References

An ark

Hebrews 9:4
In it is the gold incense-altar, and the Ark containing the Covenant, completely covered with gold. In the Ark is a gold casket containing the manna, Aaron's rod that budded, and the tablets on which the Covenant was written;
Revelation 11:19
Then the Temple of God in Heaven was opened, and the Ark containing his Covenant was seen in his Temple; and there followed 'flashes of lightning, cries, peals of thunder,' an earthquake, and 'a great storm of hail.'