There are many passages that convey and support the understanding that oil is used biblically as a symbol for the Holy Spirit.
For instance, we read in Mark 6:13 that Christ had His disciples anoint sick people with oil, and they were healed. We know that Christ healed the sick with the power of the Holy Spirit (Luke 8:43-46 — the Authorized Version has here, “virtue,” but the literal meaning is, “power,” compare New King James Bible. Compare, too, Mark 5:30; Luke 6:19).
Christ gave His disciples the same ability to heal sick people by the power of the Holy Spirit (Mark 16:18), which presence is symbolized by the anointing of the sick person with oil (James 5:14).
Another example for this symbolism is found in the famous parable with the 10 virgins (Matthew 25:3, 4, 8). They all fell asleep, and the oil of the five foolish virgins was going out — that is, they were loosing more and more of the power of the Holy Spirit within them.
1 John 2:27 speaks of our anointing abiding in us. This is a clear reference to the Holy Spirit that had been promised by Jesus Christ (John 14:16; 16:13). In 2 Timothy 1:6, Paul…