Tafsir of Al-Balad 90:16

Or to a Miskin cleaving to dust (Dha Matrabah). meaning, poor, miserable, and clinging to the dirt. It means those who are in a state of destitution. Ibn `Abbas said, "Dha Matrabah is that who is dejected in the street and who has no house or anything else to protect him against the dirt.'' Allah said;