Acts 12:3

And seeing that it pleased the Jews, he set out next to apprehend Peter also. Now it was the days of Unleavened Bread

Other versions

King James Version

And because he saw it pleased the Jews, he proceeded further to take Peter also. (Then were the days of unleavened bread.)

English Standard Version

and when he saw that it pleased the Jews, he proceeded to arrest Peter also. This was during the days of Unleavened Bread.

New International Version

When he saw that this pleased the Jews, he proceeded to seize Peter also. This happened during the Feast of Unleavened Bread.