I forgot email and password for icloud and my phone locked

You are sign in here .  .  .  with your Apple ID & Password (?).

Your Apple ID is the personal account you use with all Apple products and services. It includes the email address and password you use to sign in, as well as the contact, payment, and security details that you use with Apple.

You can’t merge multiple Apple ID accounts.

See this Apple article: If you forgot your iPhone passcode

If you forgot your iPhone passcode - Apple Support

-> If you can't complete any of these steps, if you're still prompted for a passcode, or if you need any other assistance, contact Apple Support.

See -> If you can't connect or sign in to iCloud

If you can't connect or sign in to iCloud - Apple Support