Rav Huna once sent Rav Sheshet on a mission that neither man took lightly: to consult Anan on a question of law, with the threat of excommunication hanging over Rav Sheshet's head if he failed to carry out the errand.
Among the questions Rav Sheshet was to ask was a peculiar one: "Who presides at a house of Marzeiah, and what does that last word mean?" The term "Marzeiah" was obscure — it appeared in ancient texts but its meaning had become unclear.
Anan could not answer the question himself, but Mar Ukba was present and provided the explanation. He pointed to the prophet Jeremiah, who wrote: "Do not enter the house of Marzeiah" (Jeremiah 16:5). The word referred to a house of mourning — specifically, a place where mourners gathered for the funeral feast.
The significance went beyond etymology. Jeremiah had used this word in the context of God's command to abstain from comforting mourners — a sign that God's compassion had been withdrawn from Israel. The "house of Marzeiah" was not just any mourning house. It was a place marked by divine absence, a space where grief went uncomforted because God Himself had turned away.
The exchange between these sages — Huna's urgent demand, Sheshet's obedient mission, Ukba's learned answer — preserved a piece of linguistic knowledge that might otherwise have been lost. In the rabbinic world, even a single obscure word was worth the threat of excommunication to recover. Every word of Torah carries worlds within it.