Gurudwara Reru Sahib is situated at Village Nandpur near Sahnewal. This Gurudwara Sahib is situated on Ludhiana-Sahnewal Road. Guru Gobind Singh Ji came here while traveling from Machiwara to Alamgir with Bhai Daya Singh Ji, Bhai Dharam Singh Ji, Bhai Maan Singh Ji, Gani Khan and Nabi Khan.
Guru Gobind Singh Ji stayed here on the night of 27/28
December, 1704, spent a night under the Reru tree. The Reru tree is
still here just beside the Gurudwara and due to the Reru Tree this Gurudwara is called Reru Sahib.