Exodus 19:19-20 King James Version (KJV)
19 And when the voice of the trumpet sounded long, and waxed louder and louder, Moses spake, and God answered him by a voice.
20 And the Lord came down upon mount Sinai, on the top of the mount: and the Lord called Moses up to the top of the mount; and Moses went up.
Exodus 19:19-20 New International Version (NIV)
19 As the sound of the trumpet grew louder and louder, Moses spoke and the voice of God answered him.[a]
20 The Lord descended to the top of Mount Sinai and called Moses to the top of the mountain. So Moses went up