1 Samuel 27:2
"And David arose, and he passed over with the six hundred men that were with him unto Achish, the son of Maoch, king of Gath."
Cross References (ranked by relevance)
1 Samuel 21:10
And David arose, and fled that day for fear of Saul, and went to Achish the king of Gath.
1 Samuel 25:13
And David said unto his men, Gird ye on every man his sword. And they girded on every man his sword; and David also girded on his sword: and there went up after David about four hundred men; and two hundred abode by the stuff.
1 Samuel 30:8
And David enquired at the LORD, saying, Shall I pursue after this troop? shall I overtake them? And he answered him, Pursue: for thou shalt surely overtake them, and without fail recover all.