5 When the armor-bearer saw that Saul was dead, he too fell on his sword and died.

Read 1 Chronicles 10:5 Using Other Translations

And when his armourbearer saw that Saul was dead, he fell likewise on the sword, and died.
And when his armor-bearer saw that Saul was dead, he also fell upon his sword and died.
When his armor bearer realized that Saul was dead, he fell on his own sword and died.