I have heard that on one occasion the Blessed One was staying near Sāvatthī at Jeta's Grove, Anāthapiṇḍika's monastery. At that time Ven. Sāriputta was — with a variety of approaches — instructing, urging, rousing, & encouraging Ven. Bhaddiya the Dwarf with Dhamma-talk. As Ven. Bhaddiya the Dwarf was — with a variety of approaches — being instructed, urged, roused, & encouraged by Ven. Sāriputta with Dhamma-talk, his mind, through lack of clinging/sustenance, was released from the effluents.
The Blessed One saw that as Ven. Bhaddiya the Dwarf was — with a variety of approaches — being instructed, urged, roused, & encouraged by Ven. Sāriputta with Dhamma-talk, his mind, through lack of clinging/sustenance, was released from the effluents.
Then, on realizing the significance of that, the Blessed One on that occasion exclaimed: