John Calvin on Lamentations 3:13

He goes on with the same metaphor; he said in the last verse that God had leveled his bow; he now adds, that his arrows had penetrated into his reins, that is, into his inward parts. But we must bear in mind what the Prophet meant, that God had dealt so severely with the people, that no part, even the innermost, was sound or untouched, for his arrows had perforated their very reins. He afterwards adds, —

Lamentations 3:14

14. I was a derision to all my people; and their song all the day.

14. Fui risus (vel, ludibrium) toti populo meo, pulsatio (vel, canticum, quod pulsatur ab organo et instrumento musico) quotidie (vel, toto die.)