Possible Clues:

• In it in it with an end to it
• Not a cloudy night, but the sound of it, but that will come to an end
• In it it's in it with an end
• Having limit, not endless
• That's what's so splendid about it - it comes to an end
• By the sound of it, a starlit sky must come to an end
• It comes to an end in such a splendid way
• Having limits, not endless
• What's in it is in it, it all comes to an end
• Not boundless