Have been much edified by these two sermons on prayer by Dr M Lloyd-Jones. I trust they will edify others on the PB too.
1. Praying always https://www.mljtrust.org/sermons-online/ephesians-6-18/praying-always/
2. Praying in the Spirit https://www.mljtrust.org/sermons-online/ephesians-6-18/praying-in-the-spirit-3/
1. Praying always https://www.mljtrust.org/sermons-online/ephesians-6-18/praying-always/
2. Praying in the Spirit https://www.mljtrust.org/sermons-online/ephesians-6-18/praying-in-the-spirit-3/