How to bind sales header model to collection of sales line using ASP.NET core 2.1 ?

public int SalesOrderNo { get; set; }
  public int SalesYear { get; set; }
  public ICollection<SalesFooter> SalesFooters { get; set; }

SalesFooter Model
public int SalesOrderNo { get; set; }
public int Quantity { get; set; }
public int UnitPrice { get; set; }

public class SalesOrderController : Controller
    {
        private readonly IrepositoryTab<SalesHeader> _repositoryHeader;
        public  SalesOrderController(IrepositoryTab<SalesHeader> SalesHeader, IrepositoryTab<SalesFooter> SalesFooter)
        {
            this._repositoryHeader = SalesHeader;
            this._repositoryFooter = SalesFooter;
         
        }

public IActionResult Edit(int? id)
       {

           var SalesHeader = _repositoryHeader.GetById(id);
          //How to bind with sales footer
           return View();

       }

 <div class="form-group">
                <label asp-for="SalesOrderNo" class="control-label"></label>
                <input asp-for="SalesOrderNo" class="form-control" />
                <span asp-validation-for="SalesOrderNo" class="text-danger"></span>
            </div>
            <div class="form-group">
                <label asp-for="SalesYear" class="control-label"></label>
                <input asp-for="SalesYear" class="form-control" />
                <span asp-validation-for="SalesYear" class="text-danger"></span>
            </div>
//How to bind Sales Header with Sales Footer