Trump's expected announcement is "the right thing to do and here in Jerusalem and Israel we applaud the President," CNN quoted the Jerusalem mayor, as saying.
When asked if he worries about violence as a repercussion, Barkat said, "The state of Israel would never be what it is today if we would be deterred by violence."
The US' plan to recognise Jerusalem as Israel's capital has drawn criticism from a number of world leaders who fear it would further escalate regional tensions.
Earlier today, Pope Francis appealed to respect the "status quo" of Jerusalem in accordance "with the relevant UN resolutions."
"I cannot silence my deep concern over the situation that has emerged in recent days. At the same time, I appeal strongly for all to respect the city's status quo, in accordance with the relevant UN resolutions," the pope said, in his weekly address.
The pope said he was "profoundly concerned" about recent developments regarding Jerusalem, which he called a "special vocation for peace" and a sacred place for Christians, Jews and Muslims.
The pope, who spoke to the Palestinian President Mahmoud Abbas about the crises on Tuesday, made his comments to a group of visiting Palestinians involved in the interfaith dialogue with the Vatican.
Turkey's president Recep Tayyip Erdogan has warned to cut diplomatic ties with Israel if the United States recognised Jerusalem as its capital.
Israel captured east Jerusalem, which is home to major Muslim, Christian and Jewish holy sites, in the 1967 Middle East war.
It quickly annexed it, declaring the whole of the city as its capital in a move which has not been recognised internationally.
The Palestinians seek it as a future capital. (ANI)