It is narrated from Ibn Umar (may Allah be pleased with him) who states that the Messenger of Allah (peace be upon him) said: "None of you should make anyone get up from his place so that he himself may sit there, but rather make room and create space."
Hadith Referenceمسند الإمام الشافعي / كتاب الجمعة / 420
Hadith Takhrijاخرجہ البخاری، الجمعۃ، باب لا یقیم الرجل اخاہ یوم الجمعۃ... الخ (911)، (6269) ومسلم، السلام، باب تحریم اقامۃ الانسان من موضعہ المباح الذی سبق الیہ (2177)۔