Indeed We have put fetters around their necks, to bind to them their hands (because ghull [is a fetter that] shackles the hands to the neck), such that they, the hands, are, bound, up to the chins (adhqān is the plural of dhaqan, which is where the two sides of the beard meet) so that their heads are upturned, they are unable to lower them: this [statement] is figurative and is meant to indicate their inability to yield to faith or to lower their heads to it.