Passing text of asp:label to code behind for sql command

I would like to pass the asp:label to the code-behind where it will be used to execute a sql databinding.  At the code behind, the text value of the 'lblPerspective' is converted into string by 'perspectiveID'  'perspectiveID' is then fed into the sql command aas a parameter (parameters.addwithvalue). Go to the complete details ...