Beyond archaeology, the writings of Flavius Josephus, a first-century Jewish historian, provide an insider experience of Jewish life and Roman governance in Judea
https://www.gutenberg.org/files/2848/2848-h/2848-h.htm#link2HCH0018
The discovery of the Dead Sea Scrolls in the early 20th century provides arguably the most compelling evidence of the Jewish people’s enduring connection to their land and heritage.
https://www.imj.org.il/en/wings/shrine-book/dead-sea-scrolls