This come a day after she surrendered in a case lodged against her under the Excise Act after liqour bottles were recovered from her residence last week.
Devi, who is accused of violating prohibition law, was on Tuesday sent to 14-day judicial custody.
A bench of Justice Ahsanuddin Amanullah passed the order while hearing a bail petition filed by Manorama Devi. While giving bail, the court also asked her to cooperate in the trial of the case.
Janata Dal-United MLC Manorama Devi faced an arrest warrant on Wednesday for violating prohibition laws and allegedly harbouring her fugitive son.
The two were being taken to Gaya central jail for interrogation, Magadh Zone Deputy Inspector General Saurabh Kumar said.
Nitish said the Opposition tried to project the Gaya road rage case as the return of 'jungle raj' in Bihar.
In what can be called a rather twisted turn of fate, the mother, the father and the son are all in the same prison.
It is the fourth arrest in the case after main accused Rakesh Ranjan Yadav alias Rocky, his father Bindi Yadav and bodyguard Rajesh Kumar.
Rocky's father Bindeshwari Prasad was sentenced to five years' imprisonment for sheltering their son who was on the run after the killing.
Teni was allegedly travelling in the SUV with Rocky and bodyguard Rajesh Kumar, when Aditya was shot dead near police lines under Rampur police station area after Rocky's vehicle was overtaken by the car in which Aditya and his friends were sitting.
On behalf of Manorama Devi, advocate Qaiser Sarfuddin filed the bail petition in the court of (in-charge) District Judge S N Singh who posted the matter for hearing on Monday.
Rocky Yadav was not traceable after the Supreme Court cancelled his bail granted by the Patna high court, reports M I Khan.
Rocky was absconding since the death of Aditya Sachdeva, son of a Gaya businessman, allegedly due to bullet he had fired from his pistol at the car that had overtaken his SUV on the way to Gaya from Bodhgaya on Sunday night.
Earlier on Tuesday, she surrendered before the Gaya court. An arrest warrant was issued by the Bihar government against her over liquor prohibition.
A senior journalist of Hindi daily Hindustan was shot dead in Bihar's Siwan district on Friday nigth by unidentified gunmen, police said.
Rocky, son of suspended Janata Dal-United MLC Manorama Devi and alleged history-sheeter Bindi Yadav, is accused of shooting and killing Aditya Sachdeva, a Class XII student who was driving his Maruti car, for overtaking his SUV on May 7 this year near Gaya.
Rocky's mother and suspended Janata Dal-United MLC Manorma Devi told a police team that he will surrender in the court soon. M I Khan reports.
The Janata Dal-United on Sunday condemned the road rage incident in which party Member of Legislative Council Manorama Devi's son shot dead a youth and assured that appropriate action would be taken against him as per the law.
Rocky had acquired the licence from Delhi Police on June 12, 2013. As his address proof, he submitted the documents of a rented house in south Delhi's Vasant Kunj area.
Sinha rubbished the charges against his son saying, 'no such incident of stabbing happened and hence there is no question of his son's involvement in it'.
Rocky Yadav was found guilty of IPC sections 302 (murder), 323 (voluntarily causing hurt) and 427 (mischief causing damage) and section 27 of the Arms Act.
Shouting slogans, BJP leaders and workers -- including Prem Kumar, who is the leader of opposition in Bihar assembly -- took to the streets, demanding arrest of Rocky.
While bail plea of Bindi Yadav was rejected, hearing on Manorma Devi's plea was deferred to May 27.
The juggernaut of the Bharatiya Janata Party-led National Democratic Alliance, which triumphed in three of the four east and north-eastern states that went for assembly bypolls on Saturday, was halted yet again in West Bengal where Mamata Banerjee's Trinamool Congress registered a six-on-six clean sweep.
After the Patna high court granted bail to Rocky Yadav in the infamous Gaya road rage case, the victim's family expresses their anguish.
On the road rage incident in Gaya, Kumar said, "... when I saw in the media the (journalist's) family's demand for a CBI probe, I personally asked the DGP (director general of police) to send a police team to acquaint the family with probe (being conducted by the state police).