Exodus 19:19

19 And when the voice of the trumpet sounded long, and grew louder and louder, Moses spoke, and God answered him by a voice.

Exodus 19:19 In-Context

17 And Moses brought forth the people out of the camp to meet with God; and they stood at the nether part of the mount.
18 And mount Sinai was altogether in a smoke, because the LORD descended upon it in fire: and the smoke of it ascended as the smoke of a furnace, and the whole mount trembled greatly.
19 And when the voice of the trumpet sounded long, and grew louder and louder, Moses spoke, 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 to the top of the mount; and Moses went up.
21 And the LORD said to Moses, Go down, charge the people, lest they break through to the LORD to gaze, and many of them perish.
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