begettest
3 occurrences across the corpus
King James Version
Genesis 48:6
And thy issue, which thou begettest after them, shall be thine, and shall be called after the name of their brethren in their inheritance.
Isaiah 45:10
Woe unto him that saith unto his father, What begettest thou? or to the woman, What hast thou brought forth?
OT Pseudepigrapha
The Story of Ahikar 7:52
O my boy! the saying has been confirmed which runs: "If thou begettest a boy, call him thy son, and if thou rearest a boy, call him thy slave."