Several times in the previous post I mentioned daily prayer. If you want to pray, especially in relation to Matthew 28:19-20, here are some excellent helps mentioned in the Operation World book:
24-7 Prayer
www.24-7prayer.com
An international and interdenominational movement for prayer, mission, and justice.
Intercessors Network
www.intercessors.wordpress.com
Mission-focused prayer news from around the world.
Jericho Walls International Prayer Network
www.jwipn.com
Worldwide prayer.
Every Home for Christ
www.ehc.org
School of prayer groups and resources.
Prayer Central
www.prayercentral.net
Tools to equip intercessors.
Prayer Guard
www.prayerguard.net
Prayer network for any missionary or unreached people.
Global Prayer Connection
www.globalprayerconnection.com
Online prayer.
Wycliffe International Prayer Focus
www.wycliffe.net
Prayer updates from around the world.
National Pastors’ Prayer Network
www.nppn.org
Citywide prayer.
Intercessory Prayer Ministry International
www.goipmi.com
Prayer networking.
Lydia Fellowship International
www.lydiafellowshipinternational.org
Women’s prayer network.
Bibleless Peoples Prayer Project
https://www.wycliffe.org/prayer
Prayer focused on language groups still awaiting a Bible translation.