History Function On A Tabbed Web Browser ?

I am making a web-browser. I want the browser to have a history function such that, when the webbrowser has navigated, it enters the URL into a combobox (here as combobox3)

I know that to do it, you need for example

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However in my browser I am using a tab control such that I do not know what to call the navigated function to.

Here is the code for the creation of the browser

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I have tried to use browser_navigated and tabcontrol1_navigated but none work in this format


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When I try put

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I get identifier expected error... What should I do?

What should I put where it says tabcontrol1_navigated?