Note: I cannot provide direct PDF links, but you can find public domain copies of "Al-Wabil al-Sayyib" (English translation by M. Abdurrahman Fitzgerald & M. Y. O. Debellus) on academic platforms like Internet Archive or Google Scholar.
It sounds like you're looking for a specific feature or section from Ibn Qayyim al-Jawziyya’s writings on du‘ā’ (invocation/supplication to God), likely from his famous work ( Al-Wabil al-Sayyib ), often translated as "The Invocation of God" or "The Rain-Filled Cloud" . ibn qayyim al-jawziyya on the invocation of god pdf