Hebrew and Greek Strong's Dictionary with all the definitions plus combined with every place that word is used in the definitions.
Complete index of every word used in both the Hebrew and Greek Strong's Dictionary in English Word order.
Hebrew and Greek Expanded Dictionary
sackcloth 06937 ## qadar {kaw-dar'} ; a primitive root ; to be ashy , i . e . dark-colored ; by implication , to mourn (in {sackcloth} or sordid garments) : -- be black (- ish) , be (make) dark (- en) , X heavily , (cause to) mourn .
sackcloth 06941 ## q@doranniyth {ked-o-ran-neeth'} ; adverb from 06937 ; blackish ones (i . e . in {sackcloth}) ; used adverbially , in mourning weeds : -- mournfully .
sackcloth 4526 - sakkos {sak'-kos}; of Hebrew origin [8242]; " sack " -cloth, i.e. mohair (the material or garments made of it, worn as a sign of grief): -- {sackcloth}.