Greenblatt tweeted about his upcoming trip, writing: "Excited to be traveling back to Israel and the Pal".
On Tuesday, Greenblatt tweeted that he met with Palestinian officials that morning "to further our discussions on how to achieve peace".
In May, Kushner and Greenblatt both accompanied the President on his visit to Jerusalem and Bethlehem to discuss a peace agreement.
Federal and congressional investigators are now probing whether Trump campaign officials colluded with the Russian government to influence the 2016 United States election.
US President Donald Trump is seeking to restart peace negotiations between the Israelis and the Palestinians - stalled since talks collapsed in 2014.
The improved signals intelligence capabilities of the Shin Bet security service [Israeli equivalent of the FBI] and Military Intelligence were an important component in Israel's response to attacks by terror cells affiliated with Hamas, Fateh and Islamic Jihad, during the Second Intifada, Haaretz added.
Despite the reports of him and Mr Kushner being on shaky ground, Mr Trump has publicly remained completely supportive of his son-in-law.
Mohammed Thabet of the Gaza electricity distribution company says Israel on Monday cut its daily shipment of power from 120 megawatts to 112 megawatts. They themselves say: Let's get through these years. Earlier, Prime Minister Benjamin Netanyahu said that preparations are underway to destroy the homes of the Palestinian attackers and tighten security at the entrance to the Old City, home to sensitive holy sites sacred to Jews, Muslims and Christians.
After Israel's foreign ministry criticised the the headline, the BBC changed it to: "Israeli policewoman stabbed to death in Jerusalem".
Malka, 23, was killed in a stabbing attack by a Palestinian assailant who attacked her as she responded to a Palestinian shooting attack at the nearby Zedekiah's Cave. Then U.S. President-elect Donald Trump and Israel had urged Washington to wield its veto.
The timing of the announcement was condemned by a Palestinian official who suggested it was created to undermine peace efforts.
"Of course, the Palestinian Authority is refusing to condemn the murder and the same authority will now pay financial compensation to the murderers' families", he said at the start of the weekly cabinet meeting. Netanyahu said while addressing Kushner, who was seated in the front row of the crowd.