Setereservasjonen står på billettkvitteringen.

Because Norwegian very often combines nouns into a single compound word.

• sete = seat
• reservasjon = reservation
• setereservasjon = seat reservation
• setereservasjonen = the seat reservation

This is much more normal in Norwegian than in English. English often writes these as separate words, but Norwegian usually joins them.

The ending -en makes the whole word definite, so setereservasjonen means the seat reservation.

The ending -en is the definite article attached to the noun. Instead of putting a separate word like the in front, Norwegian often adds the definiteness to the end.

So:

• en reservasjon = a reservation
• reservasjonen = the reservation

And:

• en billettkvittering = a ticket receipt
• billettkvitteringen = the ticket receipt

In this sentence:

• setereservasjonen = the seat reservation
• billettkvitteringen = the ticket receipt

Because Norwegian usually expresses definiteness by adding an ending to the noun.

So instead of saying something like the seat reservation, Norwegian says:

• setereservasjonen

That ending already includes the idea of the.

A learner often expects a separate article because English uses one, but in Norwegian the noun ending usually does that job.

Yes, står literally means stands, but Norwegian often uses stå in places where English would say is written, appears, or is shown.

So in this sentence:

• Setereservasjonen står på billettkvitteringen

means something like:

• The seat reservation is written on the ticket receipt
• The seat reservation appears on the ticket receipt

This is a very common Norwegian usage. If information is printed or written somewhere, Norwegian often says it stands there.

Yes, but it sounds a bit less specific.

• står på suggests that the information is written/printed/shown there.
• er på just means it is there, without focusing on the fact that it is written.

So:

• Setereservasjonen står på billettkvitteringen = the seat reservation is written/shown on the ticket receipt
• Setereservasjonen er på billettkvitteringen = the seat reservation is on the ticket receipt

Both are understandable, but står på is more natural when talking about printed information.

Because på is used for something being on a surface or appearing on a document.

A ticket receipt is treated like a page or printed item, so Norwegian uses på:

• på billetten = on the ticket
• på kvitteringen = on the receipt
• på skjermen = on the screen

Using i would usually mean inside something, which does not fit as well here.

It is another compound noun:

• billett = ticket
• kvittering = receipt
• billettkvittering = ticket receipt
• billettkvitteringen = the ticket receipt

So this is not the ticket itself in a narrow sense; it is specifically the receipt or confirmation connected to the ticket.

In practice, depending on context, it could mean the printed receipt, booking confirmation, or proof of purchase.

The basic order here is:

• Setereservasjonen = subject
• står = verb
• på billettkvitteringen = prepositional phrase

So the pattern is:

• Subject + verb + place/information phrase

This is a normal Norwegian main-clause word order.

Norwegian is a verb-second language, which means the finite verb usually comes in the second position in main clauses. In this sentence, the subject is first, so the verb comes right after it.

You would remove the definite endings and use the indefinite forms:

• En setereservasjon står på en billettkvittering.

But this sounds more general and less natural in many real situations.

More likely examples would be:

• Setereservasjon står på billettkvitteringen.
• En setereservasjon står på billettkvitteringen.

Still, in the original sentence, the definite forms make sense because it refers to a specific seat reservation and a specific receipt.

Yes. Norwegian frequently builds long nouns by combining smaller ones.

Here, sete describes what kind of reservation it is:

• setereservasjon = a reservation for a seat

This is similar to many other compounds:

• togbillett = train ticket
• hotellrom = hotel room
• bagasjehylle = luggage shelf

A useful rule is: the last part is the main noun, and the earlier part(s) describe it. So in setereservasjon, the main idea is reservasjon, and sete tells you what kind.

No. It is used more broadly for text or information that appears somewhere.

For example:

• Det står i boka. = It says so in the book.
• Det står på nettsiden. = It is written on the website.
• Navnet ditt står på lista. = Your name is on the list.

So in the sentence Setereservasjonen står på billettkvitteringen, the idea is that the reservation information appears there in writing.