The dedication of the Tabernacle involves a carefully ordered series of offerings, with each day dedicated to a different tribe. Following Issachar on the second day, the third day belongs to the tribe of Zebulun. As the days progress, a clear pattern emerges in how the leaders are introduced.
On this third day, the tribal affiliation and title are announced before the actual name of the leader [ברכת אשר על התורה]. This shift in focus serves a specific purpose. On the previous day, the act of bringing the offering was already established, making the leader's title a natural follow-up to his name. For the remaining tribes, however, the primary goal is to first declare which tribe earned the honor of presenting the offering on that given day. The emphasis is firmly on the fact that the leader stepping forward belongs to Zebulun [רש״י, גור אריה]. Framing the event this way is necessary to prevent a misunderstanding. Without it, one might mistakenly conclude that his role as a leader was temporary and only lasted for the third day [שפתי חכמים].
The identity of this leader, Eliab the son of Helon, carries profound significance that reflects the core character and destiny of his entire tribe. The name Eliab hints at the concept of a father, pointing directly to Zebulun's role as the provider and foundation for the tribe of Issachar, allowing them to dedicate themselves to Torah study. Furthermore, the name Helon is rooted in the concept of everyday, worldly matters. This highlights that the people of Zebulun do not spend their days in full-time study. Instead, they are deeply involved in the regular world of commerce and business. Yet, because they use their worldly success to financially support those who study, they achieve a deeply respected status. Through this partnership, the tribe immersed in everyday affairs is elevated, earning the honored title of a father to the scholars they sustain [אור החיים].