Verses with the word gladness in the New Testament (7 verses):

Mark 4:16
And these are they likewise which are sown on stony ground; who, when they have heard the word, immediately receive it with gladness;

Luke 1:14
And thou shalt have joy and gladness; and many shall rejoice at his birth.

Acts 2:46
And they, continuing daily with one accord in the temple, and breaking bread from house to house, did eat their meat with gladness and singleness of heart,

Acts 12:14
And when she knew Peter's voice, she opened not the gate for gladness, but ran in, and told how Peter stood before the gate.

Acts 14:17
Nevertheless he left not himself without witness, in that he did good, and gave us rain from heaven, and fruitful seasons, filling our hearts with food and gladness.

Philippians 2:29
Receive him therefore in the Lord with all gladness; and hold such in reputation:

Hebrews 1:9
Thou hast loved righteousness, and hated iniquity; therefore God, even thy God, hath anointed thee with the oil of gladness above thy fellows.