Genesis 14:14

14 When Abram heard that his relative had been taken captive, he called out the 318 trained men born in his household and went in pursuit as far as Dan.

Read Genesis 14:14 Using Other Translations

And when Abram heard that his brother was taken captive, he armed his trained servants, born in his own house, three hundred and eighteen, and pursued them unto Dan.
When Abram heard that his kinsman had been taken captive, he led forth his trained men, born in his house, 318 of them, and went in pursuit as far as Dan.
When Abram heard that his nephew Lot had been captured, he mobilized the 318 trained men who had been born into his household. Then he pursued Kedorlaomer’s army until he caught up with them at Dan.