In English, we just say "He said...". In Korean, you change the ending based on tense, mood, and verb type (Plain: 다고 , Question: 냐고 , Command: 라고 , Suggest: 자고 ).
: Covers -거든요 (because), -느라고 (due to doing something), and -는 바람에 (due to an unexpected event). korean grammar in use intermediate pdf
Many learners buy the physical book (ISBN: 978-8927730790) and receive a for listening files. No official full PDF is sold as a standalone product, but the physical book is widely available on Amazon, TwoChois, or Gmarket . In English, we just say "He said