Then returned they unto Jerusalem from the mount called Olivet, which is from Jerusalem a sabbath day's journey.
Acts 7:30
And when forty years were expired, there appeared to him in the wilderness of mount Sina an angel of the Lord in a flame of fire in a bush.
Acts 7:38
This is he, that was in the church in the wilderness with the angel which spake to him in the mount Sina, and with our fathers: who received the lively oracles to give unto us: