1 Samuel 17:58

and Saul saith unto him, 'Whose son art thou, O youth?' and David saith, 'Son of thy servant Jesse, the Beth-Lehemite.'

1 Samuel 17:12

And David is son of this Ephrathite of Beth-Lehem-Judah, whose name is Jesse, and he hath eight sons, and the man in the days of Saul hath become aged among men;

1 Samuel 16:18-19

And one of the servants answereth and saith, 'Lo, I have seen a son of Jesse the Beth-Lehemite, skilful in playing, and a mighty virtuous man, and a man of battle, and intelligent in word, and a man of form, and Jehovah is with him.'

Treasury of Scripture Knowledge

Summary

And Saul said to him, Whose son art thou, thou young man? And David answered, I am the son of thy servant Jesse the Bethlehemite.

Bible References

I am the son

1 Samuel 17:12
And David is son of this Ephrathite of Beth-Lehem-Judah, whose name is Jesse, and he hath eight sons, and the man in the days of Saul hath become aged among men;
1 Samuel 16:18
And one of the servants answereth and saith, 'Lo, I have seen a son of Jesse the Beth-Lehemite, skilful in playing, and a mighty virtuous man, and a man of battle, and intelligent in word, and a man of form, and Jehovah is with him.'