Exodus 24:10

MSB⁽ⁱ⁾ ¹⁰ and they saw the God of Israel. Under His feet was a work like a pavement made of sapphire, as clear as the sky itself.

Online Parallel Study Bible

saw.
Exodus 24:10; Exodus 3:6; Exodus 33:20; Exodus 33:23; Genesis 32:30; Judges 13:21; Judges 13:22; 1 Kings 22:19; Isaiah 6:1-5
Ezekiel 1:28; John 1:18; John 14:9; 1 Timothy 6:16; 1 John 4:12
of a sapphire stone.The Hebrew {sappir,} is without doubt the sapphire; which is a most beautiful precious stone of a fine blue colour, second only to the diamond in lustre, hardness, and value. The ancient oriental sapphire is supposed to have been the same as the lapis lazuli. It glitters with golden spots; and is of an azure or sky-blue colour, but rarely intermixed with purple. The ruby and topaz are considered of the same genus.
Ezekiel 1:26; Ezekiel 1:27; Ezekiel 10:1; Revelation 4:3; Revelation 21:19-23
in his clearness.
Song of Songs 6:10; Matthew 17:2; Revelation 1:16; Revelation 21:11; Revelation 21:18