And Yahweh regretted that he had made humankind on the earth, and {he was grieved in his heart}.

Samuel {did not see Saul again} until the day of his death, but Samuel mourned over Saul, and Yahweh regretted that he made Saul king over Israel.

When the angel stretched out his hand to destroy Jerusalem, Yahweh regretted about the evil, and he said to the angel who brought destruction among the people, "Enough, now relax your hand." Now the angel of Yahweh [was] at the threshing floor of Araunah the Jebusite.

Then [when] Judas, the one who had betrayed him, saw that he had been condemned, he regretted [what he had done] [and] returned the thirty silver coins to the chief priests and elders,

For grief according to [the will of] God brings about a repentance [leading] to salvation, not to be regretted, but worldly grief brings about death.