一切經音義 38.275

38.275

有燧（隨醉反聲類云燧陽燧取火於日也古今正字從火遂聲亦作𤎩㸂或作鐆義同也）。

Yǒusuì (有燧, having a burning-mirror; [suì is] fanqie 隨 + 醉. The Shenglei says: "A suì is a solar mirror used to draw fire from the sun." The Gujin zhengzi gives it as derived from the fire radical with suì [遂] as phonetic; it is also written as 𤎩 or 㸂, or as 鐆, with the same meaning).