This is a translation of a passage from a historical book about Sudan. The original text is OCR output and contains scanning errors. I have done my best to interpret and translate the intended words while keeping proper nouns recognizable.

The passage discusses the meaning of certain Arabic terms, particularly in relation to religious and scholarly contexts. It delves into the etymology and usage of words like "al-Rabb" (The Lord) and "al-Sallam" (peace), exploring their deeper meanings and applications. The text also touches upon the author's intention in writing the book, mentioning that some parts have already been published and others are yet to be released. The author expresses a desire to clarify certain concepts and to guide the reader towards the intended purpose of the book.