The text further describes that "they were all filled with the Holy Spirit, and began to speak in unknown languages."

How can I be filled with the Holy Spirit?

Then there is this subsequent experience which follows receiving or being filled with the Holy Spirit.

And if we've been filled with the Holy Spirit, then we should have the evidence to go with it.

Be being filled with the Holy Spirit.

Now that says Stephen was a man filled with the Holy Spirit.

They were both filled with the Holy Spirit and were great testimonies of men of faith.

They believe that when a person is filled with the Holy Spirit they will speak in tongues.

And behold, as he clapped his hands upon them, they were filled with the Holy Spirit.

This is after he's filled with the Holy Spirit.