Spircan

According to the Old English Dictionary:

spircan

Substitute: to sparkle. (1) of fire :-- Spircende (-re, Hpt. Gl. 429, 42) blasan scintillante facula, An. Ox. 974. Spyrcendum scintillantibus (favillis), 3961. (2) of that which is set on fire :-- Spircendum scintillante (ita ut atrae picis offulas et resinae fomentum cum scintillante oleo rogorum incendia cumularentur, Ald. 56, 27), An. Ox. 4029. Hé hét mycel ád ontendan on ymbhwyrfte ðæs mǽdenes and mid pice hí besprengan and mid spyrcendum ele, Hml. S. 9, 118. (Both these passages refer to the same circumstance.) spircan