Matthew 23:10
Neither be ye called masters: for one is your Master, even Christ.
Cross-reference
Matthew 23:8
Parallel
In Matthew 23:8, Jesus forbids being called 'rabbi' — the same teaching against human titles of honor, with Christ as the sole teacher.
Matthew 26:18
Allusion
In Matthew 26:18, Jesus refers to Himself as 'the Teacher' — directly claiming the sole instructor role He asserts here.
1 Corinthians 12:5
Parallel
In 1 Corinthians 12:5, different services are under the same Lord — reflecting the same principle of one ultimate authority, Christ.