The documents serve as testimony of the historical event.
নথিপত্রগুলো ঐতিহাসিক ঘটনার প্রমাণ হিসেবে কাজ করে।
COLLOCATIONS
give testimony, bear testimony, sworn testimony, expert testimony
WORD FORMSPlural: testimoniesUSAGE NOTES
Often used in legal contexts, but also metaphorically to describe something that serves as evidence of a quality or achievement.