Bible Correspondence Courses in Portuguese
https://www.portuguesechristian.org/correspondencecourse
ECS (Emmaus Correspondence School) Ministries
https://ecsministries.org/pages/international-ministry
The courses at ECS are available in 80 languages including Portuguese. To get these Portuguese courses, please visit the ECS site and e-mail their office for inquiry.
New Zealand Correspondence School of the Bible
You may order the Portuguese correspondence courses from the New Zealand Correspondence School of the Bible.
Portuguese Bible Correspondence Courses
https://www.biblecorrespondencecourses.org/biblecourses.php?lang=Portuguese
https://www.biblecorrespondencecourses.org
Source of Light Ministries International
http://www.sourcelight.org/tools-for-ministry/bible-courses
http://www.sourcelight.org/regions-of-outreach/sa/brazil/
Source of Light Ministries International is a publishing house, sending agency, supportive resource for national ministries, and partner with many of the leading mission agencies. They provide Christ-centered Bible lessons and other tools to bring the Light around the world. Browse through their Tools for Ministry and see the tools they are producing for use in Portuguese and other languages by bringing them to God.