commentary on Persian poetry
...that during the Samanid dynasty, commentary on Persian poetry took the form of either slander or excessive praise, usually through sophistry or exaggeration of trivial errors in a rival's poetry?
...that during the <a class="mw-redirect" href="./Samanid_dynasty" id="mwDJQ" rel="mw:WikiLink" title="Samanid dynasty">Samanid dynasty</a>, <b id="mwDJU"><a href="./Literary_criticism_in_Iran" id="mwDJY" rel="mw:WikiLink" title="Literary criticism in Iran">commentary on Persian poetry</a></b> took the form of either <a href="./Defamation" id="mwDJc" rel="mw:WikiLink" title="Defamation">slander</a> or excessive praise, usually through <a class="mw-redirect" href="./Sophism" id="mwDJg" rel="mw:WikiLink" title="Sophism">sophistry</a> or exaggeration of trivial errors in a rival's poetry?