1 Chronicles 11:18

11:18 So the three elite warriors broke through the Philistine forces and drew some water from the cistern in Bethlehem near the city gate. They carried it back to David, but David refused to drink it. He poured it out as a drink offering to the Lord

1 Chronicles 12:8

12:8 Some of the Gadites joined David at the stronghold in the desert. They were warriors who were trained for battle; they carried shields and spears. They were as fierce as lions and could run as quickly as gazelles across the hills.

1 Chronicles 12:18

12:18 But a spirit empowered Amasai, the leader of the thirty warriors, and he said:

“We are yours, O David!

We support you, O son of Jesse!

May you greatly prosper!

May those who help you prosper!

Indeed your God helps you!”

So David accepted them and made them leaders of raiding bands.

1 Chronicles 28:1

David Commissions Solomon to Build the Temple

28:1 David assembled in Jerusalem all the officials of Israel, including the commanders of the tribes, the commanders of the army divisions that served the king, the commanders of units of a thousand and a hundred, the officials who were in charge of all the property and livestock of the king and his sons, the eunuchs, and the warriors, including the most skilled of them.