I want to know that how to use the anchor text and how anchor text is benefitial for the website ?

Using Keyword as a ANCHOR TEXT on Inbound Links will added a value for the webpage.

Do not Overuse your keyword.

Anchor text is the clickable text in a hyperlink. SEO best practices dictate that anchor text be relevant to the page you're linking to, rather than generic text.

Getting backlinks to your website with relevant anchor text is like giving your website a vote of confidence from the Internet world. When Google’s spiders scan your site, they look for backlinks as a sign that other people trust your website and use it as an authority. A great link is one that uses anchor text that matches or is related to the terms represented on your webpage.