Abu Abd al-Rahman said that Sayyiduna Ibn Mas'ud (may Allah be pleased with him) used to order us to pray four before the Friday prayer and four after it, until Sayyiduna Ali (may Allah be pleased with him) came, and he ordered us to pray two rak'ahs after it, then four.
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 9518