absolve from guilt
To consider innocent, clear of all suspicion, or pardon from any cause of guilt. The knights of the crusades committed many atrocities in their campaign, but they were absolved from guilt by the heads of the church.
absolved from guilt
Considered innocent, cleared of all suspicion, or pardoned from any cause of guilt. The knights of the crusades committed many atrocities in their campaign, but they were regarded as absolved from guilt because of their religious patronage.
absolve (one) from
To declare that someone is free from blame or responsibility for something. The evidence that the defense attorney presented in court convinced the jury to absolve his client from the crime. I know you're sorry. I absolve you from your guilt, son.
absolve (one) of
To declare that someone is free from blame or responsibility for something. Once Betty saw the security footage of a different employee stealing money from the cash register, she absolved Jacob of the crime. I know you're sorry. I absolve you of your guilt, son.