This document provides a summary of 40 supplications from the Quran that begin with invoking Allah as "Rabb" or Lord. Each supplication is summarized in 1-2 sentences explaining the context or teachings based on hadith. The full document then provides the Arabic text of the supplication followed by more detailed commentary and lessons for each one. It aims to provide Muslims with supplications from the Quran to read daily with humility and submission to feel contentment, especially before the morning prayer.