Old() multiple array select option

untuk menampilkan select old() di laravel yg multiple array bagaimana ya?

<form action="/reg" method="POST"  enctype="multipart/form-data">
<div class="row">
    <div class="col-lg-2">
        <span class="login2 pull-left pull-left-pro">Alamat<font color="red">*</font></span>
    </div>
    <div class="col-lg-5">
        <input type="text" class="form-control" value="alalaskajd" name="alamat_[]" id="alamat_1" maxlength="200">
    </div>
</div>
<div class="row">
    <div class="col-md-2">
        <span class="login2 pull-left pull-left-pro">Provinsi<font color="red">*</font></span>
    </div>
    <div class="col-lg-5">
        <select class="form-control" name="provinsi_[]" id-kota='1' id="provinsi_1" onFocus='provinsi(this)'>
            <option></option>
        </select>
    </div>
</div>
<div class="row">
    <div class="col-lg-2">
        <span class="login2 pull-left pull-left-pro">Alamat<font color="red">*</font></span>
    </div>
    <div class="col-lg-5">
        <input type="text" class="form-control" value="alalaskajd" name="alamat_[]" id="alamat_2" maxlength="200">
    </div>
</div>
<div class="row">
    <div class="col-md-2">
        <span class="login2 pull-left pull-left-pro">Provinsi<font color="red">*</font></span>
    </div>
    <div class="col-lg-5">
        <select class="form-control" name="provinsi_[]" id="provinsi_2" id-kota='2'  onFocus='provinsi(this)'>
            <option></option>
        </select>
    </div>
</div>
<div class="row">
    <div class="col-lg-2">
        <span class="login2 pull-left pull-left-pro">Alamat<font color="red">*</font></span>
    </div>
    <div class="col-lg-5">
        <input type="text" class="form-control" value="alalaskajd" name="alamat_[]" id="alamat_3" maxlength="200">
    </div>
</div>
<div class="row">
    <div class="col-md-2">
        <span class="login2 pull-left pull-left-pro">Provinsi<font color="red">*</font></span>
    </div>
    <div class="col-lg-5">
        <select class="form-control" name="provinsi_[]" id="provinsi_3" id-kota='3' onFocus='provinsi(this)'>
            <option></option>
        </select>
    </div>
</div>
</form>

<script type="text/javascript">
function provinsi(a){
    $('#ok').val(a);
        $.ajax({
        url: '/merchant/provinsi',
        type: "GET",
        dataType: "json",
        success:function(data){
            console.log(data);
            var target = $("#provinsi_"+$(a).attr('id-kota'));

            target.empty();
            target.append('<option value=""></option>');
            $.each(data, function(key, value) {
                if(key!=12){
                    target.append('<option value="'+ key +'">'+ value +'</option>');
                }
            });
        }
    });
}
$(document).ready(function(){
    var hirk=$("#hirk").val();
            for(i=0;i<=Number(hirk-3);i++){
                var a=Number(i)+2;
                var prov=$('#provn_'+a).val();
                if(prov){
                    $.ajax({
                        url: '/prov/'+prov,
                        type: "GET",
                        dataType: "json",
                        success:function(data)
                        {
                            console.log(data);

                            $("#provinsi_"+a).empty();
                            $("#provinsi_"+a).append('<option value=""></option>');
                            $.each(data, function(key, value) {
                                if(key!=12){
                                    $("#provinsi_"+a).append('<option value="'+ key +'">'+ value +'</option>');
                                }
                            });
                        }
                    });
                }
            }
    }
}
</script>