 Complete the following phrase:  At the start of 1942, Kovner released a manifesto in the ghetto, titled Let us not go like lambs to the slaughter!, although the authorship has been contested. The manifesto was the first instance in which a target of the Holocaust identified that Hitler had decided to kill all the Jews of Europe, and the first use of the phrase like sheep to the slaughter in a Holocaust context. Kovner informed the remaining Jews that their relatives who had been taken away had been murdered in the 