Since, the other ten tribes did the same sin, how could then the Ten tribes would not be punished. The only reason they were not punished until now is because etheric severity was not as severe as the three great tribes.
And their punishment was delayed
But the promise of the Lord is true. And the trial has begun.
The darkness comes and like a sieve it would filter out the unworthy. Out of the Thirteen tribes, the Three Great Tribes would have the most trial.
The prophecy had once states that the three great Tribes would suffer and as payment for that suffering, they would get a land of great bountiful produce, a fertile land