Aside from the shackles which Allah has placed around the necks of those who reject the message, which other THREE barriers have been placed on these people?

The question seems to be referring to a specific religious text or interpretation, likely from the Islamic tradition given the reference to Allah. However, without the specific text or verse, it's challenging to provide an accurate answer. In general, Islamic texts often speak about barriers such as spiritual blindness, deafness, and a sealed heart for those who reject the divine message. These are metaphorical barriers representing lack of understanding, unwillingness to listen to truth, and hardness of heart. However, it's important to refer to the specific text for a precise interpretation.

The question seems to be referring to a specific religious text or interpretation, likely from the Islamic faith given the reference to Allah. However, without the specific text or context, it's difficult to provide an accurate answer. In general, Islamic texts often speak of spiritual and moral barriers that prevent individuals from accepting the faith, such as pride, ignorance, and worldly desires. But for a precise answer, we would need the specific verse or Hadith this question is referring to.