One attacker was shot dead by security forces, the sources and the state-run news agency Mena reported.
Police have stepped up security measures around churches ahead of Coptic Christmas celebrations on January 7, deploying officers outside Christian places of worship and setting up metal detectors at some of the bigger churches.
The church was being guarded by police in the run-up to Orthodox Christmas celebrations next week.
Security forces went on high alert for Christmas and New Year celebrations.
At least nine people are dead after two gunmen attacked the Mari Mina Church in Egypt's capital on Friday, authorities said.
Police inspect the site of an attack on a church in the Helwan district south of Cairo, Egypt December 29, 2017. Three officers were killed in the ensuing gun battle, along with one of the terrorists.
State television reported that a second assailant who escaped had been arrested.
Earlier, security officials who spoke on condition of anonymity said two police were killed.
Egypt's Christian minority has been targeted by Islamic militants in a series of attacks since December 2016 that left more than 100 dead and scores wounded. It also said there was a separate attack on a store in the same neighborhood of Helwan that killed two Copts. The country has been under a state of emergency since April after suicide bombings struck two Coptic Christian churches on Palm Sunday in an attack that was claimed by the local affiliate of the Islamic State group.
Officials said the exchange of gunfire also injured at least five other people. The officials requested anonymity because they were not authorized to brief the media.
The interior ministry said in a statement in the afternoon that it arrested an attacker who attempted to drive through security forces outside the church armed with a machinegun, ammunition and a bomb that he meant to detonate in the church.
A video circulating on social media after Friday's attack apparently showed the gunman lying on the ground with his face covered in blood.
The court decided that the brothers could use the "bite" mark on the "J" was not a bite because letters are not edible. Both Vincenzo and Giacomo Barbato meanwhile have said they look forward to expanding their business beyond just jeans.
Then at 1.5am (AEDT), he popped up again with a tweet showing a cartoon of Santa making a Wikileaks "good or bad" list. It is still unclear whether the account has been suspended by Twitter or if Assange himself deleted it.
Gretchen Heal, a spokeswoman for the Yancey campaign, declined to comment Tuesday on the Simonds campaign's planned litigation. Simonds's campaign has also requested the drawing be delayed so it can convince the court that the vote shouldn't be counted.
Additionally, a map from the CDC shows that there is widespread flu activity in 23 states across the country. Individuals with weak immune systems and healthy individuals are equally likely to catch the flu virus.
We continue to have serious concerns about the existing allegations against arrested local employees of our Mission in Turkey. The Turkish embassy in Washington said, however, that it had not offered any assurances to the USA over its detained staff.
Most of IN was under winter weather advisory with officials urging motorists to stay put unless they absolutely had to travel. Strong winds are predicted for Massachusetts, Connecticut and Rhode Island with gusts up to 65 miles per hour (105 kph).
The match was stopped and a stretcher was called for but Paige ended up walking to the locker room on her own. We're barely a month into Paige's return to WWE following multiple suspensions, as well as a neck surgery.
In his own statement after the results were certified, Moore repeated his charge that the election was "fraudulent". Mr Jones won 49.9% of the vote compared to Moore's 48.4%, a margin of almost 21,000 votes out of 1.3 million cast.
Five balls are drawn from a set of balls numbered 1 through 70; the Mega ball is drawn from a set of balls numbered 1 through 24. The prize jumped after no winners came forward following Saturday night's drawing, according to the Illinois Lottery.
U.S. states reporting widespread flu: CDC
In addition, a total of 12 influenza-associated pediatric deaths for the 2017-2018 season have been reported. Health officials say despite the rise in cases, there have been no deaths from the flu this year.
Injured in St. Petersburg Supermarket Blast
He went on to note that another attack was thwarted recently, a reference to an alleged series of bombings in St. She said the incident has been classed as attempted murder, without mentioning terrorism as a possible cause.
Apple boosts pay for Tim Cook
Apple's SVP of retail Angela Ahrendts and SVP of hardware technologies Johny Srouji brought in about $24.2 million for the year. The head of the world's most valuable company has stopped flying commercial.
Miss America suspends CEO over misogynistic emails
Haddad joins CEO Sam Haskell , chairman Lynn Weidner and president Josh Randle , who have resigned in the aftermath of the report. As of Friday, the revelation had brought out 49 Miss Americas to petition for Haskell and others to be fired.