He ran to his brother's Ang Mo Kio home after stabbing a woman in Little India but was tracked down and arrested by the police.
The man, who is in his 20s, allegedly stabbed the woman following what is believed to be a domestic dispute on Saturday night.
The victim, in her 30s, was left clutching her bleeding stomach.
A reader saw the blood-covered woman and alerted The New Paper on Saturday night.
Just before the incident, which happened about 11pm, the victim, her current husband and two children had dinner at a restaurant near Race Course Road, reported Lianhe Wanbao.
The daily reported that her attacker is believed to be her ex-husband.
TNP spoke with shopkeepers at the scene on Saturday.
Shop owner Irene Yeo, 52, who runs a liquor store on Chander Road, said she knew something was wrong when she saw a man running past her shop.
When she rushed out of her shop, police officers were already at the scene, she said.
She said she saw the victim with a plump man and two young children, a boy and a girl aged about five to six.
They are believed to be the victim's children.
Ms Yeo said she later saw the police interviewing the children.
Another shopkeeper, who declined to be named, said he did not know that there had been a stabbing until a customer told him about it.
The injured woman sat on the road and had to lean against a stationary van for support, he said.
She sobbed uncontrollably as blood dripped from her wound, reported Lianhe Wanbao.
A Singapore Civil Defence Force spokesman said they received a call at about 11.10pm and sent an ambulance.
The SCDF spokesman said she was conscious when taken to Tan Tock Seng Hospital.
The New Paper understands that police recovered a sharp object.
It is believed to be the weapon used to stab the woman.
Police have classified the case as one of voluntarily causing grievous hurt with dangerous means.
The man is expected to be charged in court today.
This article was first published on Oct 20, 2014.
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