The three-time Delhi chief minister passed away on Saturday afternoon.
Dikshit led the Congress to victory in three consecutive Delhi Assembly elections.
Sheila Dikshit met Rahul Gandhi and told him to continue as Congress chief.
The veteran Congress leader was up against BJP's Manoj Tiwari and AAP's Dilip Pandey.
He was contesting against Congress Sheila Dikshit and AAPs Dilip Pandey.
Prominent names including former Delhi chief minister Sheila Dikshit, Union minister Harsh Vardhan and cricketer-turned-politician Gautam Gambhir are in fray.
The three-time chief minister is taking on state BJP chief Manoj Tiwari in the constituency.
Dikshit was the chief minister of Delhi when the incident took place.
Have the Congress-AAP alliance talks fallen through?