He also said people at Westminster were under “appalling pressure” while MPs debate what he called “the most difficult peacetime decision in more than 100 years”.
Mr Welby is a Remain-voting archbishop while opinion polls found his congregation was Leave-supporting.
He said: “We voted to leave, we have got to leave, and we’ve got to leave in a way that looks after the poorest and most vulnerable in our society.
“I wouldn’t like a second referendum. I would hope that Parliament comes to a conclusion that unites the country and gives us a firm foundation for reconciliation.”
Archbishop of Canterbury: We must have Brexit but it will take years to healhttps://t.co/jYi155RZ00
— i newspaper (@theipaper) April 14, 2019