When Jesus was on earth, the Festival of Weeks was known as Pentecost (from a Greek word meaning “fiftieth ”).
حِينَ كَانَ يَسُوعُ عَلَى ٱلْأَرْضِ ،‏ كَانَ عِيدُ ٱلْأَسَابِيعِ يُعْرَفُ بِيَوْمِ ٱلْخَمْسِينَ .‏