Sql Server - Get view creation statement for existing view

Right click on the view and script it.

Have you had a look at sp_helptext?

sp_helptext 'dbo.name_of_view'

SQL SERVER – Stored Procedure to display code (text) of Stored Procedure, Trigger, View or Object

It's in sys.sql_modules. Other schema tables like INFORMATION_SCHEMA ones only contain the first 4000 characters of the definition (they truncate).