Not cranking over

It sounds like you have a starter that has gone out but to be sure let's run a simple test which is to test for power at the small trigger wire going to the battery.

Here is a guide to help you see what i'm talking about look toward the bottom of the guide.

https://www.2carpros.com/articles/car-cranks-but-wont-start

and if bad here is a guide that well give you an idea of what you are in for when doing the job.

https://www.2carpros.com/articles/how-to-replace-a-starter-motor

Please let us know what happens.

Cheers, Ken