The <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Avars_(Carpathians)" id="mwGg" rel="mw:WikiLink" title="Avars (Carpathians)">Avar</a> and <a href="https://en.wikipedia.org/wiki/Slavs" id="mwGw" rel="mw:WikiLink" title="Slavs">Slav</a> armies leave the <a href="https://en.wikipedia.org/wiki/Siege_of_Constantinople_(626)" id="mwHA" rel="mw:WikiLink" title="Siege of Constantinople (626)">siege of Constantinople</a>.<sup about="#mwt20" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-2"}}' id="cite_ref-2" rel="dc:references" typeof="mw:Extension/ref"><a href="./August_7#cite_note-2" id="mwHQ" style="counter-reset: mw-Ref 2;"><span class="mw-reflink-text" id="mwHg">[2]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-2"><cite about="#mwt17" class="citation book cs1" id="CITEREFKaegi2003"><a href="./Walter_Kaegi" id="mwBrw" rel="mw:WikiLink" title="Walter Kaegi">Kaegi, Walter Emil</a> (2003). <a class="external text" href="https://books.google.com/books?id=tlNlFZ_7UhoC" id="mwBr0" rel="mw:ExtLink nofollow"><i id="mwBr4">Heraclius: Emperor of Byzantium</i></a>. CUP. p.<span id="mwBr8" typeof="mw:Entity"> </span>137. <a class="mw-redirect" href="./ISBN_(identifier)" id="mwBsA" rel="mw:WikiLink" title="ISBN (identifier)">ISBN</a><span id="mwBsE" typeof="mw:Entity"> </span><a href="./Special:BookSources/978-0521814591" id="mwBsI" rel="mw:WikiLink" title="Special:BookSources/978-0521814591"><bdi id="mwBsM">978-0521814591</bdi></a>.</cite><span about="#mwt17" class="Z3988" id="mwBsQ" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Heraclius%3A+Emperor+of+Byzantium&amp;rft.pages=137&amp;rft.pub=CUP&amp;rft.date=2003&amp;rft.isbn=978-0521814591&amp;rft.aulast=Kaegi&amp;rft.aufirst=Walter+Emil&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DtlNlFZ_7UhoC&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AAugust+7"></span></span>