Matthew 17:8

And when they raised their eyes they saw no one save Jesus only.

Mark 9:8

And suddenly as they looked around, they saw no one any more beside them, but Jesus alone.

Luke 9:36

When the voice ceased Jesus was found alone. And they held their peace, and told no one at that time about what they had seen.

Acts 12:10-11

And when they had passed the first guard and the second, they came to the iron gate that led to the city. This opened to them of its own accord; and they went out passed on through one street; and suddenly the angel left him.

Treasury of Scripture Knowledge

Summary

And when they had lifted up their eyes, they saw no man, save Jesus only.

Bible References

They saw

Mark 9:8
And suddenly as they looked around, they saw no one any more beside them, but Jesus alone.
Luke 9:36
When the voice ceased Jesus was found alone. And they held their peace, and told no one at that time about what they had seen.
Acts 12:10
And when they had passed the first guard and the second, they came to the iron gate that led to the city. This opened to them of its own accord; and they went out passed on through one street; and suddenly the angel left him.