John 21:4

but when it was now morning Jesus stood on the shore; but the disciples knew not that it was Jesus.

John 20:14

Having said these words she turned around and beheld Jesus standing, and knew not that it was Jesus.

Mark 16:12

Afterwards he appeared in another form to two of them as they walked, going into the country.

Luke 24:15-16

And as they conversed and reasoned together, Jesus also himself approaching walked with them;

Luke 24:31

And their eyes were opened, and they knew him; and he vanished from their sight.

Treasury of Scripture Knowledge

Summary

But when the morning was now come, Jesus stood on the shore: but the disciples knew not that it was Jesus.

General references

Bible References

But

John 20:14
Having said these words she turned around and beheld Jesus standing, and knew not that it was Jesus.
Mark 16:12
Afterwards he appeared in another form to two of them as they walked, going into the country.
Luke 24:15
And as they conversed and reasoned together, Jesus also himself approaching walked with them;

General references

Luke 24:16
but their eyes were restrained that they did not know him.