'Often' in the Bible

Then John’s disciples came to Him, saying, “Why do we and the Pharisees fast often, but Your disciples do not fast?”

“Lord,” he said, “have mercy on my son, because he has seizures and suffers severely. He often falls into the fire and often into the water.

Then Peter having come near to him, said, 'Sir, how often shall my brother sin against me, and I forgive him -- till seven times?'

O Jerusalem, Jerusalem, thou that killest the prophets, and stonest them which are sent unto thee, how often would I have gathered thy children together, even as a hen gathereth her chickens under her wings, and ye would not!