Exodus 19:2

After they set out from Rephidim, they entered the Desert of Sinai, and Israel camped there in the desert in front of the mountain.

(New International Version)

When they set out from Rephidim, they came to the wilderness of Sinai and camped in the wilderness; and there Israel camped in front of the mountain.

(New American Standard Bible)

For they were departed from Rephidim, and were come to the desert of Sinai, and had pitched in the wilderness; and there Israel camped before the mount.

(King James Version)