John 1:18

no man hath seen God at any time; the only begotten son, who is intimate with the father, hath made him known.

John 5:37

and the father who sent me, hath himself born witness of me. his voice you have never heard, nor ever seen his appearance,

Treasury of Scripture Knowledge

Summary

And Manoah said unto his wife, We shall surely die, because we have seen God.

General references

Bible References

We have

John 1:18
no man hath seen God at any time; the only begotten son, who is intimate with the father, hath made him known.
John 5:37
and the father who sent me, hath himself born witness of me. his voice you have never heard, nor ever seen his appearance,

General references

Matthew 17:6
and when the disciples heard it, they fell on their face, and were in a terrible fright.