16 Grk “to what was being said by Philip,” a passive construction that has been changed to active voice in the translation.
17 Here the following context indicates the miraculous nature of the signs mentioned. This term appears 13 times in Acts, but only twice more after Acts 8:13 (i.e., 14:3; 15:12).

In other versions

And the crowds with one accord paid attention to what was being said by Philip, when they heard him and saw the signs that he did.

When the crowds heard Philip and saw the signs he performed, they all paid close attention to what he said.

The crowds were all paying attention to what Philip said, as they listened and saw the signs he was performing.

Crowds listened intently to Philip because they were eager to hear his message and see the miraculous signs he did.

And the crowds with one mind were paying attention to what was being said by Philip, as they heard him and saw the signs that he was performing.

And the people with one accord gave heed unto those things which Philip spake, hearing and seeing the miracles which he did.

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