Two brothers from Banu al-Mughirah met Sayyiduna Mujammi' bin Yazid al-Ansari (may Allah be pleased with him), and he said: I bear witness that the Messenger of Allah (peace and blessings be upon him) commanded that no neighbour should prevent his neighbour from fixing a beam of wood in his wall.
Hadith Referenceالمعجم الكبير للطبراني / باب الميم / 17135