'Keep' in the Bible

"'Will he retain [his anger] forever? Will he keep it to the end?' Behold, you have spoken and have done evil things, and have had your way."

Go, and proclaim these words toward the north, and say, 'Return, you backsliding Israel,' says Yahweh; 'I will not look in anger on you; for I am merciful,' says Yahweh. 'I will not keep [anger] forever.

Hear the word of Yahweh, you nations, and declare it in the islands afar off; and say, He who scattered Israel will gather him, and keep him, as shepherd does his flock.

Then Jeremiah the prophet said to them, I have heard you; behold, I will pray to Yahweh your God according to your words; and it shall happen that whatever thing Yahweh shall answer you, I will declare it to you; I will keep nothing back from you.