Exodus 16:7

16:7 and in the morning you will see the glory of the Lord, because he has heard your murmurings against the Lord. As for us, what are we, that you should murmur against us?”

Exodus 24:16

24:16 The glory of the Lord resided on Mount Sinai, and the cloud covered it for six days. On the seventh day he called to Moses from within the cloud.