Here are 7 Bible verses about clapping in church from the Old and New Testaments of the Holy Bible (King James Version), sorted from most to least relevant.
Psalms 47:1 KJV
O clap your hands, all ye people; shout unto God with the voice of triumph.
Isaiah 55:12 KJV
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.
Ezekiel 25:6-7 KJV
For thus saith the Lord GOD; Because thou hast clapped thine hands, and stamped with the feet, and rejoiced in heart with all thy despite against the land of Israel; Behold, therefore I will stretch out mine hand upon thee, and will deliver thee for a spoil to the heathen; and I will cut thee off from the people, and I will cause thee to perish out of the countries: I will destroy thee; and thou shalt know that I am the LORD.
Romans 14:1-3 KJV
Him that is weak in the faith receive ye, but not to doubtful disputations. For one believeth that he may eat all things: another, who is weak, eateth herbs. Let not him that eateth despise him that eateth not; and let not him which eateth not judge him that eateth: for God hath received him.
Psalms 98:8 KJV
Let the floods clap their hands: let the hills be joyful together
Psalms 150:1-6 KJV
Praise ye the LORD. Praise God in his sanctuary: praise him in the firmament of his power. Praise him for his mighty acts: praise him according to his excellent greatness. Praise him with the sound of the trumpet: praise him with the psaltery and harp. Praise him with the timbrel and dance: praise him with stringed instruments and organs. Praise him upon the loud cymbals: praise him upon the high sounding cymbals. Let every thing that hath breath praise the LORD. Praise ye the LORD.
Romans 15:9 KJV
And that the Gentiles might glorify God for his mercy; as it is written, For this cause I will confess to thee among the Gentiles, and sing unto thy name.