at a time (which is in between the completion of one karma (task) and the beginning of the next karma) —

to spend the time —

splitting (affecting girls in separation) —

at that time —

day —

let him split —

splitting —

that contains groves —

groves —

groves containing —

 split and thrown —

 split into two parts —

 split —

parted asunder with his sharp nails —