Narrated Amr bin Maimun Al-Audi (RA):
I saw Umar bin Al-Khattab (RA) (when he was stabbed) saying, "O Abdullah bin Umar! Go to the mother of the believers Aisha (RA) and say, Umar bin Al-Khattab (RA) sends his greetings to you, and request her to allow me to be buried with my companions." (So, Ibn Umar (RA) conveyed the message to Aisha (RA).) She said, "I had the idea of having this place for myself but today I prefer him (Umar) to myself (and allow him to be buried there)." When Abdullah bin Umar returned, Umar asked him, "What (news) do you have?" He replied, "O chief of the believers! She has allowed you (to be buried there)." On that Umar said, "Nothing was more important to me than to be buried in that (sacred) place. So, when I expire, carry me there and pay my greetings to her ( Aisha (RA)) and say, Umar bin Al-Khattab (RA) asks permission; and if she gives permission, then bury me (there) and if she does not, then take me to the grave-yard of the Muslims. I do not think any person has more right for the caliphate than those with whom Allahs Apostle ﷺ was always pleased till his death. And whoever is chosen by the people after me will be the caliph, and you people must listen to him and obey him," and then he mentioned the name of Uthman, Ali, Talha, Az-Zubair, Abdur-Rahman bin Auf and Sad bin Abi Waqqas.
By this time a young man from Ansar came and said, "O chief of the believers! Be happy with Allahs glad tidings. The grade which you have in Islam is known to you, then you became the caliph and you ruled with justice and then you have been awarded martyrdom after all this." Umar replied, "O son of my brother! Would that all that privileges will counterbalance (my short comings), so that I neither lose nor gain anything. I recommend my successor to be good to the early emigrants and realize their rights and to protect their honor and sacred things. And I also recommend him to be good to the Ansar who before them, had homes (in Medina) and had adopted the Faith. He should accept the good of the righteous among them and should excuse their wrongdoers. I recommend him to abide by the rules and regulations concerning the Dhimmis (protectees) of Allah and His Apostle, to fulfill their contracts completely and fight for them and not to tax (overburden) them beyond their capabilities."