They then that received his word were baptized: and there were added unto them in that day about three thousand souls.

Those who embraced his message were baptized, and about three thousand were added to the believers that day.

then those, indeed, who did gladly receive his word were baptized, and there were added on that day, as it were, three thousand souls,

Those then who had accepted his word were baptised; and there were added in that day about three thousand souls.