It is narrated from Sayyiduna Ibn Umar (may Allah be pleased with them both) that the Prophet (peace and blessings be upon him) said: "When any one of you comes for Jumu'ah, he should come after performing ghusl (ritual bath)."
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 5311
Hadith Gradingحکم دارالسلام:إسناده صحيح ، خ : 877، م : 644 .