[Dilettante_Pro]

Или так?

<div></div>
<div></div>
<div></div>
<script>
var a = [
    [1,2,3],
    [4,5,6],
    [7,8,9]
], div = document.querySelectorAll('div');

for(var i=0; i<div.length; i++) {
    div[i].innerHTML = JSON.stringify(a[i]);
}
</script>