Digha Nikaya 1:959
SUJATOTena kho pana samayena deve vassante deve gaḷagaḷāyante vijjullatāsu niccharantīsu asaniyā phalantiyā avidūre bhusāgārassa dve kassakā bhātaro hatā cattāro ca balibaddā.
At that time the heavens were raining and pouring, lightning was flashing, and thunder was cracking. And not far from the threshing-hut two farmers who were brothers were killed, as well as four oxen.