In 'Pray' by Justin Bieber, the singer focuses on themes of hope, empathy, and the power of prayer. The song conveys a message of concern for the less fortunate and highlights the importance of compassion in a world filled with struggle and adversity. Bieber sings about turning to prayer in times of hardship and encourages listeners to care for others in need. Key moments in the song include lyrics that describe seeing people in pain and feeling compelled to help, showcasing Bieber's earnest call for social awareness and action.