Deuteronomy 8:18 states that God gives the power to get wealth, which underlies Paul's assumption that believers have income to give proportionally.

In Mark 12:41-44, the widow gave all she had out of poverty — perfectly illustrating Paul's 'whatever he can afford' with sacrificial generosity.

Acts 20:7 shows the early church gathering on the first day of the week for worship, directly illustrating the pattern behind Paul's instruction.

In 2 Corinthians 8:1-3, the Macedonians gave beyond their ability for the same collection — showing the grace of sacrificial giving Paul organizes.

In 2 Corinthians 8:11, Paul urges completing the collection — a direct follow-up to the initial instruction in 1 Corinthians 16:2.

In 2 Corinthians 8:12-15, Paul explains giving according to what one has and equality — directly expanding on the 'whatever he can afford' command.

These verses detail Paul's arrangements to ensure the Corinthians' collection is ready — the practical follow-through of the weekly saving commanded here.

Acts 11:29 shows believers sending relief according to ability, a direct parallel to the systematic giving Paul commands here.

Acts 24:17 records Paul delivering the very collection he organizes here, showing its fulfillment.

2 Corinthians 8:3 describes the Macedonians' generous giving, an example for the same collection Paul commands here.

2 Corinthians 9:5 emphasizes advance preparation for the gift, directly echoing the weekly saving plan here.

Galatians 2:10 records Paul's eagerness to remember the poor, the same mission behind this collection.

In Luke 16:10, faithfulness in little things — Paul's weekly setting aside is a small act demonstrating faithful stewardship.

Romans 12:13 exhorts contributing to saints' needs, the broader principle behind this specific collection.

In 1 Timothy 6:18, Paul urges the rich to be generous and ready to share—a general principle that underlies the specific weekly giving commanded here.

Revelation 1:10 mentions 'the Lord's day,' the same first day Paul instructs for the collection, highlighting its special significance.