Bluehost Web Hosting Help
Modifying Name Servers (Registered through Bluehost)
How to modify name servers with bought domain through Bluehost.
VPS or Dedicated Hosting - Using Multiple cPanel Accounts To Set Custom Nameservers
How to setup name servers for multiple cPanel accounts.
About Domain Names
You need two things to have a successful website and professional email: a domain registration and a hosting account.
Specifying default Name Servers for a reseller account
How to specify the default Name Servers on a reseller account