nextEnter.js

<script src="https://cdnjs.cloudflare.com/ajax/libs/knockout/3.5.0/knockout-min.js"></script>
<script> $(document).ready(() => {
        ko.bindingHandlers.nextEnter = {
            init: function (element, valueAccessor, allBindingsAccessor) {
                $(element).on('keydown', 'input, select', function (e) {
                    var self = $(this), form = $(element), focusable, next;
                    if (e.keyCode == 13) {
                        focusable = form.find('input,a,select,button,textarea').filter(':visible');
                        var nextIndex = focusable.index(this) == focusable.length - 1 ? 0 : focusable.index(this) + 1;
                        next = focusable.eq(nextIndex);
                        next.focus();
                        return false;
                    }
                });
            }
        };
        ko.applyBindings({});
    });</script>

//use
 <div class="form-horizontal" data-bind="nextEnter:true">
       // your_inputs 
 </div>