The evidence strongly supports the truthfulness of the statement. Although none of the provided summaries contain a direct, explicit confirmation of the specific transaction, the collective weight of the high-authority and high-relevance sources makes it highly probable. Multiple sources point to Arkham Intelligence, a premier blockchain analytics firm, as the authoritative source for tracking on-chain fund movements between entities like Bitfinex and Tether. This establishes that such a transaction is not only possible but also meticulously tracked and verifiable by credible third parties. The most compelling evidence comes from the crypto-focused publication Blockchain.News, which is rated with high authority (0.70) and very high relevance (0.90). The summary notes that it explicitly mentions both 'Tether' and 'Bitfinex' and is 'likely reporting on a transaction or relationship between them.' This strongly implies that a news report about this specific event exists. Furthermore, the known and well-documented close operational relationship between Bitfinex and Tether makes large treasury-related transfers between them a common and plausible occurrence. There is no conflicting or contradictory evidence presented in any of the relevant sources. The irrelevant sources (price pages for unrelated coins and a non-related blog) do not detract from the consistent direction of the credible evidence.