JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://ajax.aspnetcdn.com/ajax/jquery.validate/1.11.1/jquery.validate.js"></script>
<script src="http://ajax.aspnetcdn.com/ajax/jquery.validate/1.11.1/additional-methods.js"></script>
<form id="myForm">
    <input class="fillone" id="bigform" name="message" type="text" />
    <input class="fillone" id="bigform" name="number" type="text" />
    <input type="submit" id="btnSubmit" />
</form>

JavaScript

$(document).ready(function () {

    $("#myForm").validate({ // initialize the plugin
        rules: { // declare the rules
            message: { // name of field
                require_from_group: [1, ".fillone"]
            },
            number: { // name of field
                require_from_group: [1, ".fillone"]
            }
        },
        groups: { // group some messages together
            myGroup: "message number" // names of fields to group their messages
        }
    });

});