return View(customerModel);

"The model item passed into the dictionary
 is of type   'CustomerPortal_MVC.Models.CustomerModel',
 but this dictionary requires a model item of type 'CustomerPortal_MVC.Customer'."

public ActionResult Details()
    {
        using (var context = new CustomerPortalEntities())
        {
            var customers = context.Search_Customer_By_Name("NONA", "WHITE", null);
            CustomerModel customerModel = new CustomerModel();
            foreach (var item in customers)
            {
                customerModel.Account_Number = item.Account_Number;
                customerModel.First_Name = item.First_Name;
                customerModel.Last_Name = item.Last_Name;
                customerModel.Payment_in = item.Payment_in;


            }

public class CustomerModel
    {
    public int Customer_ID { get; set; }
    public string Account_Number { get; set; }
    public string First_Name { get; set; }
    public string Last_Name { get; set; }
    public string Payment_in { get; set; }



      }

            return View(customerModel);
        }