God answers our prayers when we sincerely plead, and He has approved of people asking for His help through a mediator. Tawassul is the practice of using an intermediary to approach God with a request, and is a source of achieving closeness to Him. Though topic of tawassul has indeed raised questions and includes in-depth discussions on its validity, this article offers a brief explanation of tawassul, its levels, and focuses on examples of scholars’ emphasis on calling on to the Infallibles as a source of spiritual upliftment and a key solution to their problems by visiting their shrines, holding occasions on their births and mourning sessions on their death anniversaries. Some of these scholars include Ayatullah Baha’ul-Dini, Allamah Tabataba’i, Ayatollah Boroojerdi, and Ayatullah Bahjat.