It was narrated from 'Abdullah that:
The Messenger of Allah (ﷺ) used to deliver two khutbahs standing, and he would separate them by sitting. (DE)
App reference (DE): Book 14, Hadith 53 (DE)
English reference (DE): Vol. 2, Book 14, Hadith 1417 (DE)
Arabic reference (DE): Book 14, Hadith 1427 (DE)