<div id="earnings">текст</div>
<div id="earningss"></div>
Заранее благодарен!
<div id="earnings">текст</div>
<div id="earningss"></div>
const d1 = document.getElementById('earnings');
const d2 = document.getElementById('earningss');
const text = d1.textContent
d2.textContent = text
$("#earningss").html($("#earnings").html()) ;