Example sentences:  

Ramayana: The residents of Ayodhya couldn’t believe what had transpired the previous night: how could their beloved Rama be sent on exile instead of being enthroned?  

Mahabharata: As Yudhisthira sat silent after having gambled and lost everything, he kept shaking his head, as if unable to understand what had just transpired. 

Bhagavad-gita: We don’t know all that has transpired in our previous lives, but we see the marks of past lives in our innate fears, desires and inclinations.