<div class="tasksMobile" id="headerDTMobile2">
<div class="divSubTaskMobile" id="divDefaultTask4">
<div class="divSubTaskMobile" id="divDefaultTask3">
<div class="divSubTaskMobile" id="divDefaultTask2">
<div class="tasksMobile" id="headerDTMobile3">
This query does not give html of three <div>
elements inside of #headerDTMobile2
:
$("#headerDTMobile2").nextUntil(".tasksMobile").html()