I completed the quest but there is still a waypoint over Ikora's head. Also I am hoping it is just a bug that it does not give me a credit toward rise of iron exotics in the score card :)
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https://www.bungie.net/en/Forum/Post/219463451/0/0 [b][u]Waypoint at Ikora[/b][/u] Players who have completed the "Songs from the Void" Quest will see a waypoint at Ikora in the Tower until they have acquired the "Hymns of Fire" Quest from Commander Zavala. Note that Commander Zavala [i]will not[/i] have a waypoint directing players to speak with him.