Is there any mistake on my sentence ?
The monk will insist the tourists to not enter the temple until they have removed their shoes

Question

Answer

The monk will insist that the tourists not enter the temple until they have removed their shoes.

I assume you mean more than one tourist because you used "they".

Answer

You can also say - The monk will insist that tourist remove their shoes before entering the temple.

Answer

The monk insists on taking off tourists's  shoes before entering the temple .

Answer

The monk insists that tourists should remove their shoes, before they enter the temple.