Prime Minister David Cameron has welcomed Rabbi Ephraim Mirvis as Britain's new chief rabbi.
Rabbi Mirvis will be installed at St John's Wood Synagogue this afternoon in the presence of Prince Charles and hundreds of dignitaries.
Mr Cameron posted a message on Twitter thanking outgoing chief rabbi Lord Sacks for his contribution.
On the Number Ten account on the social media site, Mr Cameron wrote: "A warm welcome to new @chiefrabbi Mirvis & my thanks to Lord Sacks for special contribution he made to our whole country as #ChiefRabbi."