3 ἀκούσαντες (akousantes) has been taken temporally.
4 Or “spoke out to.” L&N 33.27 has “to address an audience, with possible emphasis upon loudness—‘to address, to speak out to.’ πολλῆς δέ σιγῆς γενομένης προσεφώνησεν τῇ Ἐβραίδι διαλέκτῳ ‘when they were quiet, he addressed them in Hebrew’ Ac 21:40.”
5 Grk “in the Hebrew language.” See the note on “Aramaic” in .
6 μᾶλλον 1 “ μ. can mean to a greater degree (than before), even more, now more than ever Lk 5:15; Jn 5:18; 19:8; Ac 5:14; 22:2; 2 Cor 7:7.”
7 ἡσυχία 2 has “παρέχειν ἡσυχίαν quiet down, give a hearing … Ac 22:2.” This is best taken as a parenthetical note by the author.
8 Grk “and.” Since this represents a continuation of the speech begun in v. 1, καί (kai) has been translated as “then” to indicate the logical sequence.

In other versions

And when they heard that he was addressing them in the Hebrew language, they became even more quiet. And he said:

When they heard him speak to them in Aramaic, they became very quiet.

Then Paul said:

When they heard that he was addressing them in Aramaic, they became even quieter.

When they heard him speaking in their own language, the silence was even greater.

And when they heard that he was addressing them in the Aramaic language, they became even more silent. And he said,

(And when they heard that he spake in the Hebrew tongue to them, they kept the more silence: and he saith,)

Public Domain