Judges 13:18

And the angel of the LORD said to him, "Why do you ask for my name? It is incomprehensible."

Genesis 32:29

Jacob asked him, "Please tell me your name." He said, "Why is it that you ask what my name is?" He blessed him there.

Isaiah 9:6

For to us a child is born. To us a son is given; and the government will be on his shoulders. His name will be called Wonderful, Counselor, Mighty God, Everlasting Father, Prince of Peace.

Judges 13:6

Then the woman came and told her husband, saying, "A man of God came to me, and his face was like the face of the angel of God, very awesome; and I didn't ask him where he was from, neither did he tell me his name,

Treasury of Scripture Knowledge

Summary

And the angel of the LORD said unto him, Why askest thou thus after my name, seeing it is secret?

Bible References

Why askest

Judges 13:6
Then the woman came and told her husband, saying, "A man of God came to me, and his face was like the face of the angel of God, very awesome; and I didn't ask him where he was from, neither did he tell me his name,
Genesis 32:29
Jacob asked him, "Please tell me your name." He said, "Why is it that you ask what my name is?" He blessed him there.