Good News Translation
After the battle Judas led his men to the town of Adullam. It was the day before the Sabbath, so they purified themselves according to Jewish custom and then observed the holy day.

New Revised Standard Version
Then Judas assembled his army and went to the city of Adullam. As the seventh day was coming on, they purified themselves according to the custom, and kept the sabbath there.

Contemporary English Version
Judas brought his troops together and led them to the town of Adullam. It was now the day before the Sabbath, so they went through the traditional ceremonies to prepare themselves for that holy day. Then they celebrated the Sabbath.

New American Bible
Judas rallied his army and went to the city of Adullam. As the seventh day was approaching, they purified themselves according to custom and kept the sabbath there.

Douay-Rheims Bible
So Judas having gathered together his army, came into the city Odollam: and when the seventh day came, they purified themselves according to the custom, and kept the sabbath in the same place.

So Judas having gathered together his army, came into the city Odollam: and when the seventh day came, they purified themselves according to the custom, and kept the sabbath in the same place.

2 Maccabees 12:36
But when they that were with Esdrin had fought long, and were weary, Judas called upon the Lord to be their helper, and leader of the battle:

2 Maccabees 12:37
Then beginning in his own language, and singing hymns with a loud voice, he put Gorgias's soldiers to flight.

2 Maccabees 12:39
And the day following Judas came with his company, to take away the bodies of them that were slain, and to bury them with their kinsmen, in the sepulchres of their fathers.

2 Maccabees 12:40
And they found under the coats of the slain, some of the donaries of the idols of Jamnia, which the law forbiddeth to the Jews: so that all plainly saw, that for this cause they were slain.