Hina Rabanni Khar spoke Wednesday ahead of a summit for eight developing countries in Pakistan's capital, Islamabad.
Pakistan's state-run news agency carried a government statement saying the conflict in Gaza will likely be a hot topic in discussions between Pakistani leaders and those visiting for the D-8 summit, which will be held on Thursday.
Pakistan has said participants will include Egyptian President Mohammed Morsi, Iranian President Mahmoud Ahmadinejad and Turkish Prime Minister Recep Tayyip Erdogan. Senior leaders from Bangladesh, Indonesia, Malaysia and Nigeria will also attend.
Egyptian officials have said Egypt, Iran and Turkey will also meet on the sidelines of the summit to discuss the conflict in Syria.