In 1 Corinthians 8:12, Paul explains that causing a weak brother to stumble is sinning against Christ, directly expanding the warning.

In 1 Corinthians 8:10, the specific scenario illustrates how knowledge might embolden a weaker believer to sin against conscience.

In 1 Corinthians 8:7, Paul defines the 'weak' whose conscience is defiled — the very group that 8:9 warns against causing to stumble.

1 Corinthians 10:32 commands giving no offense to anyone—direct application of the stumbling block principle from 8:9.

In 1 Corinthians 10:29, Paul clarifies that the weak brother's conscience matters, not the strong's liberty.

In 1 Corinthians 10:24, Paul expands the principle: believers should seek others' good rather than their own liberty.

In 1 Corinthians 9:22, Paul models becoming weak to win the weak, showing the positive counterpart to avoiding being a stumbling block.

In 1 Corinthians 10:23, Paul says rights must be limited by what builds up — the same logic as not letting freedom become a stumbling block.

In 1 Corinthians 9:18, Paul sacrifices his right to payment to avoid hindering the gospel — mirroring the call to not let rights cause stumbling.

Ezekiel 44:12 condemns Levites who became a stumbling block by leading Israel into idolatry—parallel to causing the weak to stumble.

Romans 15:1 says the strong must bear with the weak's failings, a clear parallel to the obligation to not become a stumbling block.

Romans 14:21 expands the same principle: avoid any action that might cause a brother to stumble.

Romans 14:2 illustrates the weak person's dietary restriction, providing a concrete example of the same kind of scruple.

Romans 14:1 commands welcoming the weak in faith without quarreling, directly paralleling the care for weak consciences here.

In Luke 17:2, Jesus uses the millstone image for causing little ones to stumble — directly parallel to Paul's stumbling block concern.

In Matthew 18:7, Jesus acknowledges stumbling blocks inevitable but condemns those who cause them — reinforcing Paul's warning.

In Matthew 18:6, Jesus warns against causing 'little ones' to stumble — parallel to Paul's caution about weak believers.

Leviticus 19:14 literally forbids putting a stumbling block before the blind—an OT parallel to not causing the weak to stumble.

In Matthew 17:27, Jesus avoids causing offense by paying the temple tax — the same principle of not letting freedom become a stumbling block.

In 2 Corinthians 6:3, Paul directly uses 'stumbling block' — avoiding anything that would discredit the ministry, just as 8:9 warns.

In Philippians 2:4, Paul calls for considering others' interests — the selfless mindset behind not causing a weak brother to stumble.

Galatians 5:13 warns against using freedom as an opportunity for the flesh—parallel to not letting your right become a stumbling block.

1 Peter 2:16 also cautions not to use freedom as a cover for evil, echoing the call to not let your right cause stumbling.