Some recent quotes of moderate Labour MPs,

"Angela Smith, MP for Penistone and Stocksbridge, who sits on the representative body of MPs, the parliamentary committee, said the atmosphere in the party was so negative it raised questions about its ability to survive: “It is time for Jeremy to show some leadership by making it clear he will not support measures to deselect Labour MPs. The mood within the party is unbelievably tense and threatens its very existence."

"Frank Field, who recently quit the parliamentary party, citing the handling of the antisemitism row and bullying in local constituency parties,"

" former shadow business secretary, Chuka Umunna, said Corbyn should “call off the dogs”. He said Labour’s tradition of fighting discrimination was under threat. “There is now a clear and present danger that this tradition is driven out of our party.” "


https://www.theguardian.com/politics/2018/sep/09/jeremy-corbyn-in-party-row-purging-labour-mps-who-criticise-leadership