Matthew 18:6

But whosoever causes one of these little ones who believe in Me to stumble, it is profitable for him that a large millstone be hanged about his neck, and he be sunk in the depth of the sea.

Revelation 18:21

And a strong angel took up a stone, as it were a great millstone, and cast it into the sea, saying, "Thus with violence shall Babylon, the great city, be cast down, and in nowise be found any more!

Treasury of Scripture Knowledge

Summary

The depths have covered them: they sank into the bottom as a stone.

Depths

Bible References

Depths

Matthew 18:6
But whosoever causes one of these little ones who believe in Me to stumble, it is profitable for him that a large millstone be hanged about his neck, and he be sunk in the depth of the sea.

They

Revelation 18:21
And a strong angel took up a stone, as it were a great millstone, and cast it into the sea, saying, "Thus with violence shall Babylon, the great city, be cast down, and in nowise be found any more!