The sefer whose segulah captivated Klal Yisrael:
The Zera Shimshon's Commentary on Megillos, translated and elucidated
The Zera Shimshon on Megillos includes:
"...the person who learns the commentary, will sit at his table surrounded by his children and family; beautiful blessings, all given wholeheartedly to the person who studies this work. A house filled with everything good.... The blessings will begin in this world and carry on in the world to come..... “ from the author's Introduction to Zera Shimshon