H688 אֶקְדָּח אֶקְדָּח (ʼeqdâch), Strong’s H688: burning, i.e. a carbuncle or other fiery gem KJV: carbuncle.. Occurs 1 times. Source: https://besorah.bible/word/H688 — Besorah, the whole Bible in Hebrew, Greek and English. Texts and licences: https://besorah.bible/about/credits.html ʼeqdâch — burning, i.e. a carbuncle or other fiery gem KJV: carbuncle. Derived from קִדָּה qiddâh (https://besorah.bible/word/H6916) (cassia bark) Occurs 1 times. Brown–Driver–Briggs - אֶקְדָּח n.[m.] perh. fiery glow, sparkle; Is 54:12 i.e. carbuncles (?) Where it occurs - Isaiah 54:12 (https://besorah.bible/tanakh/isaiah/54?v=12) — I will make your pinnacles of rubies, your gates of sparkling jewels, and all your walls of precious stones.