'Remorse' in the Bible

there will not be remorse or a troubled conscience for my lord because of needless bloodshed or my lord’s revenge. And when the Lord does good things for my lord, may you remember me your servant.”

They will feel remorse for their disgrace and all the unfaithfulness they committed against Me, when they live securely in their land with no one to frighten them.

Then Judas, His betrayer, seeing that He had been condemned, was full of remorse and returned the 30 pieces of silver to the chief priests and elders.