Ether 13:28

And it came to pass that Shared fought against him for the space of three days. And it came to pass that Coriantumr beat him, and did pursue him until he came to the plains of Heshlon.

Shared fought against him for three days. Coriantumr beat him. He chased him until he came to the plains of Heshlon.

Shared fought him for three days straight. Then Coriantumr defeated him and chased him all the way to the plains of Heshlon.