Hebrews 7:4-6

KJV_Strongs(i)
  4 G1161 Now G2334 consider [G5719]   G4080 how great G3778 this man G3739 was, unto whom G2532 even G3966 the patriarch G11 Abraham G1325 gave [G5656]   G1181 the tenth G1537 of G205 the spoils.
  5 G2532 And G3303 verily G1537 they that are of G5207 the sons G3017 of Levi G3588 , who G2983 receive [G5723]   G2405 the office of the priesthood G2192 , have [G5719]   G1785 a commandment G586 to take tithes [G5721]   G2992 of the people G2596 according to G3551 the law G5123 , that is [G5748]   G846 , of their G80 brethren G2539 , though G1831 they come [G5761]   G1537 out of G3751 the loins G11 of Abraham:
  6 G1161 But G1075 he whose descent is G3361 not G1075 counted [G5746]   G1537 from G846 them G1183 received tithes [G5758]   G11 of Abraham G2532 , and G2127 blessed [G5758]   G2192 him that had [G5723]   G1860 the promises.