aprajasya
aprajasya — of he who had no son;
SB 9.1.13
aprajasya — who had no sons;
SB 9.6.2
aprajasya — of Vicitravīrya, who had no progeny;
SB 9.22.25
aprajasya — of one who did not have a son before;
SB 10.5.23