Error While Creating Storedprocedure Using Sql Server Instance

 

  create procedure userAuthenticate
     (@username nvarchar(50),
      @password nvarchar(50))
AS
    DECLARE @ID IdentityCol
    DECLARE @actualPassword nvarchar(50)

  Select @id, @actualPassword from User where @actualpassword = @password and username = @username

 Return 1

The error says incorrect syntax near "user". unable to identify the problem.