God’s voice had to be louder and God’s essence bigger to Moses than the murmuring complaining discouraging words and behaviors of the multitudes of the children of Israel.
The voice of a stranger Lord I will not listen to but your voice: John 10:5
Jesus said, “My sheep hear my voice and they listen”. Bible scriptural text John 10:27, My sheep listen to my voice; I know them, and they follow me.