The group of scouts sent to explore the land of Canaan included a leader from each tribe. For the tribe of Zebulun, the chosen representative was Gaddiel the son of Sodi [ביאור שטיינזלץ]. The name of his father carries a deeper meaning that hints at both the nature of their mission and its destructive outcome.
Throughout the biblical text, this specific name appears only one other time, where it is linked to the betrayal of trusted confidants. The scouts were sent as secret agents, entrusted to quietly travel through the land and uncover its hidden details. However, they ultimately broke that trust. By returning and spreading a damaging report about the land, they betrayed their people and caused a tragedy that led to generations of sorrow [קיצור בעל הטורים].