(i) The lords of the ninth and tenth houses. (li) The lords of houses 3, 4, 5 and 7. {iv} The lords of 2 and 11. These four sets of planets must be placed in any one of these houses; or they should exchange houses; or they must mutually aspect each other from a friendly, own or exaltation house. Then they give respectively (i) prosperity, (ii) vehicles like horses and elephants, (iii) happiness and children, and {tv} wealth.