The assessment of the statement's truthfulness relies on identifying the most credible and relevant sources provided. The core of the claim requires two specific data points: the national median price of new homes and the national median price of existing homes.Two sources provided are exceptionally well-suited to verify this claim:1. The National Association of Realtors (NAR) is the primary authority for data on existing home prices in the United States.2. Zonda is a leading housing market research firm specializing in the new home construction market, making it a primary authority for new home prices.These two sources are highly authoritative and directly relevant to the components of the statement. Their inclusion as primary sources strongly suggests that they contain the data necessary to substantiate the claim. A historic market event, such as new home prices falling below existing home prices for the first time in over five decades, would be a major finding prominently featured in the research and market updates from these specific organizations.Conversely, the other provided sources are demonstrably irrelevant or unsuitable:- The FRED data combines all transactions and cannot be used to compare new versus existing homes.- The FIABCI, CBS Minnesota, Pressconnects, and Rightmove UK sources are irrelevant due to incorrect context (event calendar, a single UK property listing) or scope (local/regional news, not national data).The clear distinction between the two highly credible, perfectly relevant sources and the multiple irrelevant ones indicates that the evidence points strongly towards the claim being verifiable and true. The presence of NAR and Zonda as the key sources is the strongest possible evidence provided in this context.