How to Redirect Nameservers After Purchasing Domains from Other Registrars
Supposing you already have a web hosting account in Hostgator, Bluehost, Namecheap, Philhosting, etc. and decided to purchase another domain from GoDaddy, your immediate next step is to point that domain to your web hosting server so the world can see it.
That is redirecting of nameservers.
This video will specifically lead you, step by step, in achieving that goal.