1 Kings 10:3

And Solomon taught her, in all the words that she had proposed to him. There was not any word which was able to be hidden from the king, or which he did not answer for her

Other versions

King James Version

And Solomon told her all her questions: there was not any thing hid from the king, which he told her not.

English Standard Version

And Solomon answered all her questions; there was nothing hidden from the king that he could not explain to her.

New International Version

Solomon answered all her questions; nothing was too hard for the king to explain to her.