In Acts 2:4, tongues at Pentecost mirror the tongues in 10:46 — both evidence of Spirit baptism.

In Acts 2:11, tongues declare God's mighty works — just as the Gentiles extol God in tongues, showing equal divine affirmation.

In Acts 19:6, Spirit comes with tongues and prophecy — mirroring the Gentile tongues in 10:46 as evidence.

Acts 11:15 recounts the same event—the Holy Spirit fell on them just as at Pentecost, confirming what happened here.

Mark 16:17 promises believers will speak in new tongues; here that promise is fulfilled as Cornelius' household speaks in tongues.

Luke 24:47 commissions repentance and forgiveness to all nations; this event shows the gospel expanding to Gentiles, fulfilling that commission.