Ka cika wannan magana: Sassan da suka tsira daga manyan ayyukansa guda biyu - "Annals" (Latin: "Annales") da "Histories" (Latin: "Historiae") - sun bincika sarautar sarakunan Tiberius, Claudius, Nero, da waɗanda suka yi sarauta a Shekarar Sarakuna Hudu (69 AD). Wadannan ayyukan guda biyu sun shafi tarihin Roman Empire daga mutuwar Augustus, a cikin 14 AD, zuwa 70 AD a cikin
Yaƙin Yahudawa da Roma na Farko na 66 zuwa 73. Akwai manyan rashi a cikin rubuce-rubucen da suka wanzu, har da rata a cikin "Annals" wanda littattafai huɗu ne.