Ahead of Abbas' visit, India had declared that it would continue to assist developmental projects in Palestine.
Abbas and his delegation spent almost two hours touring the Centre for Development of Advance Computing.
Stating that India held a prominent place in the world, he said New Delhi has to play a role in the Middle East peace process. Earlier, External Affairs Minister Sushma Swaraj called on Abbas and reiterated India's support to the Palestinian cause.
Former Robben Island political prisoner Ebrahim Ismail Ebrahim, South African artist Natalia Molebatsi and a number of other civil society leaders spoke at a public event on Monday evening on Constitution Hill in support of the Palestinian political prisoners.
"Nakba is the call of Palestine (sic) and Palestinians".
"Trump expressed willingness to make every possible effort to conclude a historic peace deal that would put an end to the confrontation between the Israelis and us".
Friedman, a controversial pick for the position, will meet with Israeli President Reuven Rivlin on Tuesday to present his credentials, Israel's Foreign Ministry said.
To avoid this, most countries have their embassies in Tel Aviv. "So perhaps if we start without a plan, it might work", he said, drawing laughter from an audience of diplomats, journalists and experts.
"I am concerned about the prisoners going without food for so many days as it will be affecting their internal organs, and could lead to death", he added.
The Western Wall, together with the Temple Mount complex and the eastern part of Jerusalem, was captured during the 1967 Six Day War.
Trump campaigned on a pledge to move the United States embassy in support of Israel, but has since backed away from the promise, particularly after Palestine observed that the move would imply a prejudice on the part of the U.S. and hinder Washington's ability to broker peace between the two countries.
The South African chapter of the group "Boycott, Divestment and Sanctions Movement" (BDS), which has been championing the campaign, said Deputy President Cyril Ramaphosa is also having the fast.
A Palestinian emergency worker said that 11 Palestinians were taken to hospital, majority wounded by rubber bullets. The extent of their injuries was not known.
Many Palestinian homes emptied by Zionist militias - especially in cities - were stolen and given to new Jewish settlers.
"I come every year to commemorate this anniversary, this catastrophe", said Salha Orabi, a descendant of refugees and now a resident of the nearby Jelazoun refugee camp. "They remind us of our own white comrades who refused to let the Apartheid Government speak in their name", Mfeketo said in her statement on Monday.