Exodus 12:48

CKJV_Strongs(i)
  48 H1616 And when a stranger H1481 shall stay H6213 with you and will keep H6453 the passover H3068 to the Lord, H2145 let all his males H4135 be circumcised, H7126 and then let him come near H6213 and keep H249 it; and he shall be as one that is born H776 in the land: H6189 for no uncircumcised person H398 shall eat there