Use sundays instead, unless you know someone named sunday. Or jesse takes the train in the morning of sunday. Sunday is understood to be a particular place in the week or in calendar time, hence on.
Photos Severe weather brings havoc to South Bend area Sunday, March 30
Jesse takes the train in the morning on sunday. Besides, if you say you do something on sunday (s), monday (s), etc. Only on sunday did i remember that i was supposed to have sent the report on friday morning.
It looks to me that both are correct.
Sunday evening and sunday can both be. , it also conveys the sense that you do it on every sunday, monday,. Sunday's is possessive in nature when you use the apostrophe. The deadline was over at the point of the.
