The Lord isn’t slow to keep his promise, not slow in the way some people understand it. Instead, he’s being patient with you. He doesn’t want anyone to be destroyed. He wants everyone to turn away from their sins.
So he said to the man who took care of the vineyard, ‘For three years now I’ve been coming to look for fruit on this fig tree but I’ve never found any. Cut it down! Why should it use up the soil?’