Psalms 98:8

⁶ With trumpets and sound of cornet make a joyful noise before the LORD, the King.

⁷ Let the sea roar, and the fulness thereof; the world, and they that dwell therein.

Let the floods clap their hands: let the hills be joyful together

⁹ Before the LORD; for he cometh to judge the earth: with righteousness shall he judge the world, and the people with equity.

Do read the surrounding verses too, because the context often says more than a single verse.

Compare

BSB: Let the rivers clap their hands, let the mountains sing together for joy
KJV: Let the floods clap their hands: let the hills be joyful together
WEB: Let the rivers clap their hands. Let the mountains sing for joy together.
ASV: Let the floods clap their hands; Let the hills sing for joy together
DARBY: Let the floods clap [their] hands; let the mountains sing for joy together,
BLB: Let the rivers clap the hands; let the hills cry aloud together,

Isaiah 55:12
For ye shall go out with joy, and be led forth with peace: the mountains and the hills shall break forth before you into singing, and all the trees of the field shall clap their hands.
Read in context
Psalms 89:12
The north and the south thou hast created them: Tabor and Hermon shall rejoice in thy name.
Read in context
Psalms 65:12–13
They drop upon the pastures of the wilderness: and the little hills rejoice on every side.
Read in context
Psalms 93:3
The floods have lifted up, O LORD, the floods have lifted up their voice; the floods lift up their waves.
Read in context
Psalms 47:1
O clap your hands, all ye people; shout unto God with the voice of triumph.
Read in context
2 Kings 11:12
And he brought forth the king’s son, and put the crown upon him, and gave him the testimony; and they made him king, and anointed him; and they clapped their hands, and said, God save the king.
Read in context