I Maccabees 2:41

41 At that time therefore they decreed, saying, Whosoever shall come to make battle with us on the sabbath day, we will fight against him; neither will we die all, as our brethren that were murdered in the secret places.

I Maccabees 2:41 In-Context

39 Now when Mattathias and his friends understood hereof, they mourned for them right sore.
40 And one of them said to another, If we all do as our brethren have done, and fight not for our lives and laws against the heathen, they will now quickly root us out of the earth.
41 At that time therefore they decreed, saying, Whosoever shall come to make battle with us on the sabbath day, we will fight against him; neither will we die all, as our brethren that were murdered in the secret places.
42 Then came there unto him a company of Assideans who were mighty men of Israel, even all such as were voluntarily devoted unto the law.
43 Also all they that fled for persecution joined themselves unto them, and were a stay unto them.

The Brenton translation of the Septuagint is in the public domain.