ये who, इह here, आगताः have arrived, बहूनाम् many, द्विजानाम् brahmins, यज्ञाः sacrifices, वितताः commenced, वत्स O dear child, तेषाम् their, समाप्तिः consummation, तव your, निवर्तने returning, आयत्ता is dependent.

Many of those brahmins who arrived here have commenced their sacrifices. O dear child, their consummation depends on your return.