Brent Billings, Elle Grover Fricks, and Josh Bossé dig a little deeper into the cultural context of Isaiah 6.
“Isaiah's Impure Lips and Their Purification in Light of Akkadian Sources” by Victor (Avigdor) Hurowitz — JSTOR
Myths & Legends of Babylonia & Assyria by Lewis Spence
Bārû — Wikipedia
Bāru (Mesopotamian priest) — Britannica
Bārûtu — Wikipedia
