What is happening here?

Answer

is

The sons of Sagar, digging themselves to disaster. 

https://www-speakingtree-in.cdn.ampproject.org/v/s/www.speakingtree.in/blog/the-story-of-king-sagara/m-lite?amp_js_v=a6&amp_gsa=1&usqp=mq331AQFKAGwASA%3D#aoh=16038925925100&referrer=https%3A%2F%2Fwww.google.com&amp_tf=From%20%251%24s&ampshare=https%3A%2F%2Fwww.speakingtree.in%2Fblog%2Fthe-story-of-king-sagara