Find next '.post' and scroll to

im trying to find next div with class 'post' and scroll to it with a top offset of 182px.

this is what i got

HTML Code:

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$(".pagnering_number").click(function() {

var next;
    next = $(this).nextAll('.post').first()
    $('html,body').scrollTop(next); 
    alert();
});

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