Lemma إِسْتَبْرَق has 2 unique word forms and appears 4 times in the Quran.

Word Translation Occurrences
وَإِسۡتَبۡرَقٖ and heavy brocade, and heavy silk 4
إِسۡتَبۡرَقٖۚ brocade 2
وَإِسۡتَبۡرَقٞۖ and heavy brocade 2