Here's the PHP code converted from the original:

```php
<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="https://www.bekamhealing.com/wp-content/plugins/slim-seo/src/Sitemaps/style.xsl"?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
	<sitemap>
		<loc>https://www.bekamhealing.com/sitemap-post-type-page.xml</loc>
	</sitemap>
	<sitemap>
		<loc>https://www.bekamhealing.com/sitemap-post-type-bekam_event.xml</loc>
	</sitemap>
	<sitemap>
		<loc>https://www.bekamhealing.com/sitemap-taxonomy-post_tag.xml</loc>
	</sitemap>
</sitemapindex>