Exodus 24:8-10

New International Version - UK

⁸ Moses then took the blood, sprinkled it on the people and said, ‘This is the blood of the covenant that the Lord has made with you in accordance with all these words.’

⁹ Moses and Aaron, Nadab and Abihu, and the seventy elders of Israel went up ¹⁰ and saw the God of Israel. Under his feet was something like a pavement made of lapis lazuli, as bright blue as the sky.