Paste this code by changing username this below code to get Twitter feeds in your website 

<a class="twitter-timeline" data-lang="en" data-dnt="true" data-tweet-limit="3" href="https://twitter.com/username">Tweets by username</a> <script async src="//platform.twitter.com/widgets.js" charset="utf-8">
</script>

Here is example code:-

<a class="twitter-timeline" data-lang="en" data-dnt="true" data-tweet-limit="3" href="https://twitter.com/AdliveTech">Tweets by AdliveTech</a> <script async src="//platform.twitter.com/widgets.js" charset="utf-8">
</script>