Getting 403 error scrapping sites behind CloudFlare, here is a simple Curl method that works
You need
Free RapidApi.com Subscription and A Free Scrapeninja API access

<?php

$curl = curl_init();

curl_setopt_array($curl, [
	CURLOPT_URL => "https://scrapeninja.p.rapidapi.com/scrape",
	CURLOPT_RETURNTRANSFER => true,
	CURLOPT_FOLLOWLOCATION => true,
	CURLOPT_ENCODING => "",
	CURLOPT_MAXREDIRS => 10,
	CURLOPT_TIMEOUT => 30,
	CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
	CURLOPT_CUSTOMREQUEST => "POST",
	CURLOPT_POSTFIELDS => "{\r
    \"url\": \"https://news.ycombinator.com/\"\r
}",
	CURLOPT_HTTPHEADER => [
		"X-RapidAPI-Host: scrapeninja.p.rapidapi.com",
//		GET YOUR KEY HERE https://rapidapi.com/restyler/api/scrapeninja/ AND REPLACE NEXT LINE
		"X-RapidAPI-Key: REPLACE-WITH-YOUR-OWN-KEY",


		"content-type: application/json"
	],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
	echo "cURL Error #:" . $err;
} else {
	echo $response;
}