Arguments of Celsus, Porphyry and the Emperor Julian Against the Christians is a series of essays by Flavius Josephus. They cover criticism of Christianity by people who lived during the days of Early Christianity.
From the death of Augustus in 14 Histories and Annals, greatest works of Publius Cornelius Tacitus, Roman public official, concern the period to Domitian in 96.
Publius Cornelius Tacitus served as a senator of the empire. The major portions examine the reigns of Tiberius, Claudius, Nero and those four emperors, who reigned in the year. They span the empire to the years of the first Jewish war in 70. One enormous four-books long lacuna survives in the texts.