KohR[1]15:3(10) : לבתר יומין עבר חד בלדר מן מלכותא‏ : after some time a courier from the government passed by
See the entire entry for bildār, bildārā n.m. courier

KohR[1]15:3(10) :עבר חד בלדר מן מלכותא אתגלגלא ביני רגלוהי ונכשל ונפל ומת‏ : a royal messenger was passing by and (the round object of some kind) rolled between his feet, and he tripped, fell, and died
See the entire entry for glgl vb. to roll