Muwatta Malik 240
موطأ مالك#240Hasanحَدَّثَنِي يَحْيَى، عَنْ مَالِكٍ، عَنْ يَحْيَى بْنِ سَعِيدٍ، أَنَّهُ بَلَغَهُ أَنَّ رَسُولَ اللَّهِ قَالَ " مَا عَلَى أَحَدِكُمْ لَوِ اتَّخَذَ ثَوْبَيْنِ لِجُمُعَتِهِ سِوَى ثَوْبَىْ مَهْنَتِهِ " .
Yahya related to me from Malik from Yahya ibn Said that he had heard that the Messenger of Allah, may Allah bless him and grant him peace, said, "There is nothing wrong in wearing two garments which are not work-clothes for jumua
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
Salim al-HilaliHasan Lighairihi
In-book reference: 5:16