Acts 4:9
If we this day be examined of the good deed done to the impotent man, by what means he is made whole;
Cross-reference
Acts 3:7 describes the actual healing of the lame man that Peter is now being questioned about.
Acts 14:8 describes Paul healing a lame man in Lystra, mirroring the same miracle Peter performed here.
In 1 Peter 3:15-17, Peter teaches to defend with gentleness when suffering for doing good; here he exemplifies that exact defense.
In Matthew 10:8, Jesus commands disciples to heal freely; Peter here obeys by healing the lame man.
In Matthew 11:5, Jesus lists the lame walking as evidence of his messianic mission; Peter's healing continues that sign.
In 1 Peter 4:14, Peter writes that those insulted for Christ are blessed; here he is insulted while doing good.
In John 10:32, Jesus refers to many good works for which he is threatened; Peter now faces interrogation for one good deed.