Job 28:6

The stones thereof are the place of sapphires, And it hath dust of gold.

Exodus 24:10

And they saw the God of Israel; and there was under his feet as it were a paved work of sapphire stone, and as it were the very heaven for clearness.

Job 28:16

It cannot be valued with the gold of Ophir, With the precious onyx, or the sapphire.

Song of Songs 5:14

His hands are as rings of gold set with beryl: His body is as ivory work overlaid with'sapphires.

Isaiah 54:11

O thou afflicted, tossed with tempest, and not comforted, behold, I will set thy stones in fair colors, and lay thy foundations with sapphires.

Revelation 21:19

The foundations of the wall of the city were adorned with all manner of precious stones. The first foundation was jasper; the second, sapphire; the third, chalcedony; the fourth, emerald;

Treasury of Scripture Knowledge

Summary

The stones of it are the place of sapphires: and it hath dust of gold.

Bible References

Sapphires

Job 28:16
It cannot be valued with the gold of Ophir, With the precious onyx, or the sapphire.
Exodus 24:10
And they saw the God of Israel; and there was under his feet as it were a paved work of sapphire stone, and as it were the very heaven for clearness.
Song of Songs 5:14
His hands are as rings of gold set with beryl: His body is as ivory work overlaid with'sapphires.
Isaiah 54:11
O thou afflicted, tossed with tempest, and not comforted, behold, I will set thy stones in fair colors, and lay thy foundations with sapphires.
Revelation 21:19
The foundations of the wall of the city were adorned with all manner of precious stones. The first foundation was jasper; the second, sapphire; the third, chalcedony; the fourth, emerald;

American Standard Version Public Domain