"Anywhere there are even a few Muslims, you must build a mosque for joint prayer.
Despite an Orthodox taboo against joint prayer with Catholics, the archbishop immediately began the prayer, joined by his bishops, the pope and his cardinals.
For those who object to joint prayer by different shades of Christian, the idea of Christians and Muslims jointly addressing God is presumably inconceivable.
Dalil Boubakeur, moderate head of the French Council of the Muslim Faith, held a joint prayer meeting, attended by the centre-right interior minister, and Bertrand Delanoë, the Socialist mayor of Paris, as well as tougher Muslim leaders.
Advisers suggest that Mr. Boehner, who is scheduled to host a joint prayer service on Wednesday with Representative Nancy Pelosi, the Democrat he replaced as speaker, is more inclined to lead by example.
Catholic and Protestant leaders have been urging their congregations in recent days to attend the rally, and held a rare joint prayer vigil in Victoria Park at the beginning of the march.
Shia and Sunni clerics have staged joint prayer meetings in Adhamiya and several hundred Shia families have been allowed to move back to their homes in the Sunni enclave.
Although it is highly unlikely that there will be any spectacular announcement of reunion, Pope Francis's gesture of holding a joint prayer meeting with the head of the Orthodox Church in the Church of the Holy Sepulchre - the place where, according to tradition, Jesus Christ was laid to rest after his crucifixion - will be a remarkable event.
Following the Rod Blagojevich defense portion of the show, Heidi and Spencer called over Patti for a joint prayer to Jesus.
