It was narrated from Abu Hurairah that:
The Prophet (ﷺ) said: "Whoever catches up with a rak'ah of jumu'ah prayer has caught up with it." (JA)
App reference (JA): Book 14, Hadith 62 (JA)
English reference (JA): Vol. 2, Book 14, Hadith 1426 (JA)
Arabic reference (JA): Book 14, Hadith 1436 (JA)