thiⁿ-beh-kng天欲光

hours before dawn

hours before dawn; early morning; small hours

English Wiktionary, “天欲光” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E5%A4%A9%E6%AC%B2%E5%85%89 · confidence: Medium (Wiktionary)