[Solved] Validation not working in Partial View in ASP.Net MVC

Partial View Add and edit operation but when we click save button at time of edit validation message not display

--Partial View Add Edit ----

@model Cyborg.Models.Department
@{
    Layout = null;
}

<div class="card">
    <div class="card-header pb-4">
        <div class="row">
            <div class="col-sm-12 col-md-8">
                <h5>Department Information</h5>
            </div>
        </div>
    </div>

    @using (Ajax.BeginForm("AddEditDepartments", "Departments", null, new AjaxOptions { HttpMethod = "Post", OnSuccess = "CreateUpdateDeptSuceess" }, new { @class = "form", Page = "DeptForm" }))
    {
        @Html.ValidationSummary(true, "", new { @class = "text-denger" })
        @Html.HiddenFor(model => Model.DeptId)
        <div class="card-body pl-3 pr-3 pb-1 pt-2" id="card1">
            <div class="row">

                <div class="col-md-12">
                    <div class="form-group mb-1">
                        <label class="col-form-label-sm-user text-black-50" for="ddlPlantId">Plant @Html.ValidationMessageFor(model => model.PlantId, "", new { @class = "text-danger" })</label>
                        @Html.DropDownListFor(model => model.PlantId, ViewBag.PlantList as SelectList, "Select Plants", new { @class = "mb-3 form-control form-control-sm ddlPlantId" })
                    </div>
                </div>


                <div class="col-md-12">
                    <div class="form-group mb-1">
                        <label class="col-form-label-sm-user text-black-50" for="txtDeptName">
                            Department Name
                            @Html.ValidationMessageFor(model => model.DeptName, "", new { @class = "text-danger" })
                        </label>
                        @Html.EditorFor(model => model.DeptName, new { htmlAttributes = new { @class = "mb-3 form-control", @Type = "text", @placeholder = "Ex.HR" } })
                    </div>
                </div>

                <div class="col-md-12">
                    <div class="form-group mb-1">
                        <label class="col-form-label-sm-user text-black-50" for="txtDeptName">
                            Email Id
                            @Html.ValidationMessageFor(model => model.Email, "", new { @class = "text-danger" })
                        </label>
                        @Html.EditorFor(model => model.Email, new { htmlAttributes = new { @class = "mb-3 form-control", @Type = "text", @placeholder = "Ex.HR@gmail.com" } })
                    </div>
                </div>

                <div class="col-md-12">
                    <div class="form-group mb-1">
                        <label class="col-form-label-sm-user text-black-50" for="txtDeptName">
                            Mobile No
                            @Html.ValidationMessageFor(model => model.MobileNo, "", new { @class = "text-danger" })
                        </label>
                        @Html.EditorFor(model => model.MobileNo, new { htmlAttributes = new { @class = "mb-3 form-control", @Type = "text", @placeholder = "Ex.8998767787",@maxlength = "10" } })
                    </div>
                </div>

                <div class="col-md-12">
                    <div class="form-group mb-1">
                        <label class="col-form-label-sm-user text-black-50" for="txtDeptName">
                            Location
                            @Html.ValidationMessageFor(model => model.Location, "", new { @class = "text-danger" })
                        </label>
                        @Html.EditorFor(model => model.Location, new { htmlAttributes = new { @class = "mb-3 form-control", @Type = "text", @placeholder = "Ex.Bytko", @maxlength = "20000" } })
                    </div>
                </div>

            </div>
        </div>
        <div class="card-footer">
            <div class="row">
                <div class="col-md-12 text-right">
                    <button type="submit" class="btn btn-sm btn-theme pull-right" value="Save">Save</button>
                </div>
            </div>
        </div>
    }
</div>