Sunan an-Nasa'i, Volume 4, Book 34, Hadith 3770 (DarusSalam) ⓘ
Hushaim narrated from Dawud, from Abu Az-Zubair, from Jabir, who said: "The Messenger of Allah said: 'Umra is permissible for the one to whom it is given, and Ruqba is permissible for the one to whom it is given.'"
أَخْبَرَنَا عَلِيُّ بْنُ حُجْرٍ، قَالَ حَدَّثَنَا هُشَيْمٌ، عَنْ دَاوُدَ، عَنْ أَبِي الزُّبَيْرِ، عَنْ جَابِرٍ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " الْعُمْرَى جَائِزَةٌ لأَهْلِهَا وَالرُّقْبَى جَائِزَةٌ لأَهْلِهَا " .
also referenced under: Hadith 3739 (Reference) & Book 34, Hadith 21 (In-Book)