When his father died in 1969, he succeeded him as chief rabbi. He translated the Pentateuch, the Siddur (Jewish prayer book) and other books into Danish, as well as writing several books including his autobiography.
Upon his father's death in 1969, he assumed the role of chief rabbi. He translated the Pentateuch, the Siddur (Jewish prayer book), and other books into Danish, as well as writing several books including his autobiography.