In I Corinthians 9, Paul explains how and why he personally approached missions, and teaches how the church should and shouldn’t support missionaries financially.
After the tribulation and before the new heaven and earth, there is a period of blessing that reaches every area of life. Revelation tells us why we should live in anticipation of Christ’s return.
Despite Israel’s history of faithlessness and sinfulness, God reaffirmed His promise to never forsake His chosen people. The same applies to the believer today.