1 or 2 volumes more are what the Mangaka is aiming to end the series
The Image that you are looking is a message coming from Hiro Mashima, the Mangaka of Fairy Tail, where he speaks about the end of the popular Shounen series.
The Twitter user @KenXyro has translated it and it says as follows:
The Fairy Tail movie “Fary Tail: Dragon Cry” is already on the Japanese theaters and this month it will premier internationally.
Via: Yonkou Productions (Twitter)