'Begging' in the Bible

I have been young, and now am old; yet have I not seen the righteous forsaken, nor his seed begging bread.

And they came to Jericho: and as he went out of Jericho with his disciples and a great number of people, blind Bartimaeus, the son of Timaeus, sat by the highway side begging.

And it came to pass, that as he was come nigh unto Jericho, a certain blind man sat by the way side begging: