'Kept' in the Bible

{You shall have a song} as [in] [the] night when a holy festival is kept, and a gladness of heart like one who goes with the flute, to go to the mountain of Yahweh, to the rock of Israel.

I have been silent for a long time; I have kept silent; I have restrained myself like one giving birth; I will moan, pant, and gasp together.

But this [is] a people plundered and looted; all of them are trapped in holes, and they are kept hidden in houses of imprisonment. They have become like plunder, and there is no one who saves; [like] booty, and there is no one who says, "Restore!"