NET
28 So they yelled louder and, in accordance with their prescribed ritual, mutilated themselves with swords and spears until their bodies were covered with blood.
Darby
28 And they cried aloud, and cut themselves after their manner with swords and spears, till the blood gushed out upon them.
KJV
28 And they cried aloud, and cut themselves after their manner with knives and lancets, till the blood gushed out upon them.