بسم الله الرحمن الرحیم   هست کلید در گنج حکیم In the name of God, the Most Gracious, the Most Merciful It (the phrase / the name of God) is the key to the treasury of The Wise The main theme of the book "Makhzan ol-Asrar" is to invite people to self-knowledge, theology and choosing good habits and behavior.

"Makhzan ol-Asrar" is full of mystical points and advice that are presented to the audience in the form of lyrical stories and literature; These concepts are sometimes difficult for the reader, and the verses often have complexity.

[5][6] The concept of the "Makhzan ol-Asrar" can be categorized as follows, first about human neglect in the world, then about the discredit and instability of the world, then about man's relationship with God, fourth about social issues, and finally about politics and government.

[7][8] "Makhzan ol-Asrar" has 60 sections, the following poem is from section 15 titled "In describing the night and knowing the heart":[10][11][12][13] دور شو از راهزنان حواس راه تو دل داند دل را شناس Get away from the bandits of your attention The heart knows your path, get to know [your] heart عرش روانی که ز تن رسته‌اند شهپر جبریل به دل بسته‌اند Those mystics who escaped their bodies Bound their hearts with the great wings of Gabriel وانکه عنان از دو جهان تافتست قوت ز دیواره دل یافتست He who liberates himself from both worlds Has found [the] strength [to do so] in the walls of his heart Since the book itself does not directly or indirectly mention the date of composition and also in other authoritative works the exact date of creation of this work is not mentioned, its date can not be determined with certainty; However, considering that Nezami gives other very accurate histories of the works, the age of the child and the material of other histories in his other works, as well as by examining the history of Azerbaijan and Arran, and comparative studies, it can be said that this work was created between 1165 and 1173 (probably close to 1173).

[14][15] Nizami Ganjavi, dedicated the book to "Fakhr al-Din Bahramshah", the governor of Erzincan at the time.