Most certainly not.
No.
Not all autobiographies are necessarily divided into chapters based on important events that define the author's life. Some autobiographies may be structured thematically, chronologically, or around key relationships rather than solely on defining events. The chapter organization can vary depending on the author's storytelling style and the overarching message they aim to convey.
The bible consists of 66 books written by various authors. In order to make locating parts of scripture easily these books were divided into Chapters, and these chapters were divided into verses. for example John 3:16 means the "book of John" Chapter three and verse sixteen. which says "For God so loved the world, that he gave his only begotten Son, that whosoever believeth in him should not perish, but have everlasting life."
surah
They are divided into chapters.
Surahs and verses
It has 10 chapters divided between two parts.
Thirteen chapters, but counting the Foreword and Preface, it would be fifteen.
Esch mostly will be divided into smaller chapters, it makes it easy to read and remember as well.
Mockingjay has 27 chapters. It is divided into three parts, and has an epilogue at the end of the book.
Quarry is not divided into chapters so it has either one long chapter from start to finish or no chapters, depending on your viewpoint.
Thirteen of them.
The Quran