'Often' in the Bible

and saying, 'Sir, deal kindly with my son, for he is lunatic, and doth suffer miserably, for often he doth fall 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?'

'Jerusalem, Jerusalem, that art killing the prophets, and stoning those sent unto thee, how often did I will to gather thy children together, as a hen doth gather her own chickens under the wings, and ye did not will.