"We will emerge more strongly if you try to suppress us," said Saeed.
The Army chief has said that the condition in Kashmir will be normal soon.
Saeed pleaded that the Indian film has "venom against Pakistan and JuD".
Andrabi, the founder of the Dukhtaran-e-Millat, an Islamist separatist organisation is also a member of the All Parties Hurriyat Conference.
Perturbed over calling 26/11 Mumbai terror attack mastermind and Jamaat-ud-Dawa chief Hafiz Saeed as as 'sahib' by a United States Security Council panel, India will seek a clarification on it from the world body.
Just days after his organisation was declared a terror outfit by the US, Jamaat-ud-Dawah chief Hafiz Saeed, who orchestrated the 2008 Mumbai terror attacks, addressed a seminar at the Lahore High Court spewing venom on India and America.
Before the elections, concerns have been raised in the country over the participation of hardline Islamist groups in large numbers.
After his release, Saeed said he would gather people across Pakistan for the "cause of Kashmir" and try to help Kashmiris get their "destination of freedom".
Currently placed on the FATF'S 'grey list', Pakistan has been scrambling in recent months to avoid being added to a list of countries deemed non-compliant with anti-money laundering and terrorist financing regulations by the FATF.
The move comes after United States President Donald Trump accused Islamabad of giving nothing to the US but "lies and deceit" and providing "safe haven" to terrorists.
The Indian High Commission in Pakistan was not aware of journalist Ved Pratap Vaidik's meeting with Jamaat-ud-Dawa chief Hafiz Saeed and there was no question of facilitating it, External Affairs Minister Sushma Swaraj said on Thursday.
Jamaat-ud-Dawa chief Hafiz Saeed's account 'HafizSaeedLive' has been suspended by online social networking service Twitter for posting about the ongoing protests in Kashmir valley and the killing of Hizbul Mujahideen commander Burhan Muzaffar Wani frequently.
"We in Pakistan will intensify the movement which is taking place in Kashmir. When Pakistan join hands in this movement with Kashmir then Kashmir will become part of Pakistan," he said.
Dawood Ibrahim is wanted in India to face the law of the land for carrying out serial blasts in Mumbai in 1993 in which scores of people were killed and injured.
Saeed's arrest is also being seen as a pressure on Pakistan in connection with its commitment to the Financial Act Task Force whose next deadline is in October.
Chinese state television CCTV9 has highlighted the role of the LeT and its sponsors in Pakistan in this horrific attack which shook the world.
A recently leaked intelligence report states that Zaki-ur-Rehman Lakhvi is being protected by Pakistan Army commandos.
India on Thursday reacted strongly to release 2008 Mumbai terror attack mastermind Zaki-ur Rehman Lakhvi
Sixteen top Taliban militants, including Mullah Fazlullah, planned the deadly Peshawar school massacre during a meeting held in Afghanistan in early December, Pakistani officials said on Thursday.
In the audio clip, he is heard directing the attack on Chabad House during Mumbai 26/11 terror attacks.
Backing India's concerns over the slow pace of progress in the 26/11 case in Pakistan, United States President Barack Obama on Thursday asked Prime Minister Nawaz Sharif why the trial of Mumbai attackers has not started.
India was the sole abstention while all other 14 members of the Council voted in favour of the resolution that decided that processing or payment of funds, other financial assets, economic resources, and provision of goods and services necessary to ensure the timely delivery of humanitarian assistance are permitted and are not a violation of the asset freezes imposed by the Council or its Sanctions Committee.
An anti-terrorism court trying the seven accused in the 2008 Mumbai attacks case on Wedenesday adjourned the hearing for the fifth time in last three months till July 16 after no prosecution lawyer and witnesses turned up.
Musharraf said that the present conflict between India and Pakistan was not an ideology based issue of a particular ruling party, but due to an 'individual'.
Hafiz Saeed, chief of Jamaat-ud-Dawa, the fountain head of terror groups including Lashkar-e-Tayiba, continued to financially support the perpetrators of 26/11 Mumbai attacks even after the incident in 2008.
The perpetrators of the 2008 Mumbai attack, who shot dead 166 people, had confessed to details that should have been enough to hang him, but Pakistan enjoyed his anti-India rhetoric and let him spread his tentacles. A revealing excerpt from Khaled Ahmed's Pakistan's Terror Conundrum.
'Facebook's act is a gross violation of its own policy'
Tightening its noose around the Lashkar-e-Tayiba, the United States has added its affiliates, including the Jamaat-ud-Dawa, to its list of designated terror organisations and slapped sanctions against two Pakistan-based LeT leaders.
Mumbai attacks mastermind Zakiur Rehman Lakhvi, whose detention under a public security order was suspended by a Pakistani court, submitted his Rs 1 million (Around Rs 6.2 lakh) surety bond on Monday and is likely to be released anytime now.
The tweets come after the actor was dubbed as 'anti-nationalist' and a 'Pakistani agent' by BJP leaders.
The agency's case is based on a National Investigation Agency complaint filed against the accused and Pakistan-based organisation Falah-i-Insaniyat Foundation.
"Make no mistake: whatever LeT chooses to call itself, it remains a violent terrorist group. The US supports all efforts to ensure that LeT does not have a political voice until it gives up violence as a tool of influence," said Nathan A Sales, Coordinator for Counterterrorism at the Department of State.
"First, is Azhar a terrorist? Second, was the Pathankot attack perpetrated by the Jaish-e-Mohammed group? To the first question, the answer should be yes," he said.
As a row erupted over his meeting with Mumbai terror attacks mastermind Hafiz Saeed, journalist Ved Pratap Vaidik, considered close to Baba Ramdev, on Monday rejected suggestions by Congress that he might have acted as government's envoy, saying he was "nobody's envoy but my own".
Pakistan needs to take practical steps to demonstrate that it is countering terrorist financing and extremists.
"We will fight our case in court against Pak govt's illegal action," said Saeed.
This is the first time the Pakistan army has publicly backed the arrest of India-focused jihadis.
China has blocked India's move in the UN demanding action against Pakistan over the release of Mumbai attack mastermind and LeT commander Zaki-ur-Rehman Lakhvi in violation of a resolution of the world body as it contended that India provided insufficient information.
The Goa declaration didn't refer to Pakistan-based terrorist groups or cross-border terrorism.
Amid growing tensions in Jammu and Kashmir, Jamaat-ud-Dawa chief Hafiz Saeed has pledged full support to the Kashmiris in their struggle for freedom and said he backed 'jihad' in the troubled state in concert with Pakistani government and the army.