Exodus 19:1-3

Young's Literal Translation

19 In the third month of the going out of the sons of Israel from the land of Egypt, in this day they have come into the wilderness of Sinai,

² and they journey from Rephidim, and enter the wilderness of Sinai, and encamp in the wilderness; and Israel encampeth there before the mount.

³ And Moses hath gone up unto God, and Jehovah calleth unto him out of the mount, saying, `Thus dost thou say to the house of Jacob, and declare to the sons of Israel,